diff --git a/wp-admin/import/stp.php b/wp-admin/import/stp.php
new file mode 100644
index 0000000000..4a86a7e4a9
--- /dev/null
+++ b/wp-admin/import/stp.php
@@ -0,0 +1,198 @@
+';
+ echo '
'.__('Import Simple Tagging').'
';
+ echo ''.__('Steps may take a few minutes depending on the size of your database. Please be patient.').'
';
+ }
+
+ function footer() {
+ echo '';
+ }
+
+ function greet() {
+ echo '';
+ echo '
'.__('Howdy! This imports tags from an existing Simple Tagging 1.6.2 installation into this blog using the new WordPress native tagging structure.').'
';
+ echo '
'.__('This has not been tested on any other versions of Simple Tagging. Mileage may vary.').'
';
+ echo '
'.__('To accommodate larger databases for those tag-crazy authors out there, we have made this into an easy 4-step program to help you kick that nasty Simple Tagging habit. Just keep clicking along and we will let you know when you are in the clear!').'
';
+ echo '
'.__('Don’t be stupid - backup your database before proceeding!').'
';
+ echo '
';
+ echo '
';
+ }
+
+
+ function dispatch () {
+ if ( empty( $_GET['step'] ) ) {
+ $step = 0;
+ } else {
+ $step = (int) $_GET['step'];
+ }
+
+ // load the header
+ $this->header();
+
+ switch ( $step ) {
+ case 0 :
+ $this->greet();
+ break;
+ case 1 :
+ check_admin_referer('import-utw');
+ $this->import_posts();
+ break;
+ case 2:
+ check_admin_referer('import-utw');
+ $this->import_t2p();
+ break;
+ case 3:
+ check_admin_referer('import-utw');
+ $this->cleanup_import();
+ break;
+ }
+
+ // load the footer
+ $this->footer();
+ }
+
+
+ function import_posts ( ) {
+ echo '';
+ echo '
'.__('Reading STP Post Tags…').'
';
+
+ // read in all the STP tag -> post settings
+ $posts = $this->get_stp_posts();
+
+ // if we didn't get any tags back, that's all there is folks!
+ if ( !is_array($posts) ) {
+ echo '
' . __('No posts were found to have tags!') . '
';
+ return false;
+ }
+ else {
+
+ // if there's an existing entry, delete it
+ if ( get_option('stpimp_posts') ) {
+ delete_option('stpimp_posts');
+ }
+
+ add_option('stpimp_posts', $posts);
+
+
+ $count = count($posts);
+
+ echo '
' . sprintf( __('Done! %s tag to post relationships were read.'), $count ) . '
';
+
+ }
+
+ echo '
';
+ echo '
';
+
+ }
+
+
+ function import_t2p ( ) {
+
+ echo '';
+ echo '
'.__('Adding Tags to Posts…').'
';
+
+ // run that funky magic!
+ $tags_added = $this->tag2post();
+
+ echo '
' . sprintf( __('Done! %s tags where added!'), $tags_added ) . '
';
+
+ echo '
';
+ echo '
';
+
+ }
+
+
+ function get_stp_posts ( ) {
+
+ global $wpdb;
+
+ // read in all the posts from the STP post->tag table: should be wp_post2tag
+ $posts_query = "SELECT post_id, tag_name FROM " . $wpdb->prefix . "stp_tags";
+
+ $posts = $wpdb->get_results($posts_query);
+
+ return $posts;
+
+ }
+
+
+ function tag2post ( ) {
+ global $wpdb;
+
+ // get the tags and posts we imported in the last 2 steps
+ $posts = get_option('stpimp_posts');
+
+ // null out our results
+ $tags_added = 0;
+
+ // loop through each post and add its tags to the db
+ foreach ( $posts as $this_post ) {
+ $the_post = (int) $this_post->post_id;
+ $the_tag = $wpdb->escape($this_post->tag_name);
+
+ // try to add the tag
+ wp_add_post_tags($the_post, $the_tag);
+
+ $tags_added++;
+
+ }
+
+ // that's it, all posts should be linked to their tags properly, pending any errors we just spit out!
+ return $tags_added;
+
+
+ }
+
+
+ function cleanup_import ( ) {
+
+ delete_option('stpimp_posts');
+
+ $this->done();
+
+ }
+
+
+ function done ( ) {
+
+ echo '';
+ echo '
'.__('Import Complete!').'
';
+
+ echo '
' . __('OK, so we lied about this being a 4-step program! You’re done!') . '
';
+
+ echo '
' . __('Now wasn’t that easy?') . '
';
+
+ echo '
';
+
+ }
+
+
+ function STP_Import ( ) {
+
+ // Nothing.
+
+ }
+
+}
+
+
+// create the import object
+$stp_import = new STP_Import();
+
+// add it to the import page!
+register_importer('stp', 'Simple Tagging', __('Import Simple Tagging tags into the new native tagging structure.'), array($stp_import, 'dispatch'));
+
+?>