--- a/web/wp-admin/includes/import.php	Wed Dec 19 12:35:13 2012 -0800
+++ b/web/wp-admin/includes/import.php	Wed Dec 19 17:46:52 2012 -0800
@@ -89,7 +89,97 @@
 	$id = wp_insert_attachment( $object, $file );
 
 	// schedule a cleanup for one day from now in case of failed import or missing wp_import_cleanup() call
-	wp_schedule_single_event( time() + 86400, 'importer_scheduled_cleanup', array( $id ) );
+	wp_schedule_single_event( time() + DAY_IN_SECONDS, 'importer_scheduled_cleanup', array( $id ) );
 
 	return array( 'file' => $file, 'id' => $id );
 }
+
+/**
+ * Returns a list from WordPress.org of popular importer plugins.
+ *
+ * @since 3.5.0
+ *
+ * @return array Importers with metadata for each.
+ */
+function wp_get_popular_importers() {
+	include ABSPATH . WPINC . '/version.php'; // include an unmodified $wp_version
+
+	$locale = get_locale();
+	$popular_importers = get_site_transient( 'popular_importers_' . $locale );
+
+	if ( ! $popular_importers ) {
+		$url = add_query_arg( 'locale', get_locale(), 'http://api.wordpress.org/core/importers/1.0/' );
+		$options = array( 'user-agent' => 'WordPress/' . $wp_version . '; ' . home_url() );
+		$popular_importers = maybe_unserialize( wp_remote_retrieve_body( wp_remote_get( $url, $options ) ) );
+
+		if ( is_array( $popular_importers ) )
+			set_site_transient( 'popular_importers_' . $locale, $popular_importers, 2 * DAY_IN_SECONDS );
+		else
+			$popular_importers = false;
+	}
+
+	if ( is_array( $popular_importers ) ) {
+		// If the data was received as translated, return it as-is.
+		if ( $popular_importers['translated'] )
+			return $popular_importers['importers'];
+
+		foreach ( $popular_importers['importers'] as &$importer ) {
+			$importer['description'] = translate( $importer['description'] );
+			if ( $importer['name'] != 'WordPress' )
+				$importer['name'] = translate( $importer['name'] );
+		}
+		return $popular_importers['importers'];
+	}
+
+	return array(
+		// slug => name, description, plugin slug, and register_importer() slug
+		'blogger' => array(
+			'name' => __( 'Blogger' ),
+			'description' => __( 'Install the Blogger importer to import posts, comments, and users from a Blogger blog.' ),
+			'plugin-slug' => 'blogger-importer',
+			'importer-id' => 'blogger',
+		),
+		'wpcat2tag' => array(
+			'name' => __( 'Categories and Tags Converter' ),
+			'description' => __( 'Install the category/tag converter to convert existing categories to tags or tags to categories, selectively.' ),
+			'plugin-slug' => 'wpcat2tag-importer',
+			'importer-id' => 'wp-cat2tag',
+		),
+		'livejournal' => array(
+			'name' => __( 'LiveJournal' ),
+			'description' => __( 'Install the LiveJournal importer to import posts from LiveJournal using their API.' ),
+			'plugin-slug' => 'livejournal-importer',
+			'importer-id' => 'livejournal',
+		),
+		'movabletype' => array(
+			'name' => __( 'Movable Type and TypePad' ),
+			'description' => __( 'Install the Movable Type importer to import posts and comments from a Movable Type or TypePad blog.' ),
+			'plugin-slug' => 'movabletype-importer',
+			'importer-id' => 'mt',
+		),
+		'opml' => array(
+			'name' => __( 'Blogroll' ),
+			'description' => __( 'Install the blogroll importer to import links in OPML format.' ),
+			'plugin-slug' => 'opml-importer',
+			'importer-id' => 'opml',
+		),
+		'rss' => array(
+			'name' => __( 'RSS' ),
+			'description' => __( 'Install the RSS importer to import posts from an RSS feed.' ),
+			'plugin-slug' => 'rss-importer',
+			'importer-id' => 'rss',
+		),
+		'tumblr' => array(
+			'name' => __( 'Tumblr' ),
+			'description' => __( 'Install the Tumblr importer to import posts & media from Tumblr using their API.' ),
+			'plugin-slug' => 'tumblr-importer',
+			'importer-id' => 'tumblr',
+		),
+		'wordpress' => array(
+			'name' => 'WordPress',
+			'description' => __( 'Install the WordPress importer to import posts, pages, comments, custom fields, categories, and tags from a WordPress export file.' ),
+			'plugin-slug' => 'wordpress-importer',
+			'importer-id' => 'wordpress',
+		),
+	);
+}