--- /dev/null
+<?php
+
+class JeromesKeyword_Import {
+
+ function header() {
+ echo '<div class="wrap">';
+ echo '<h2>'.__('Import Jerome’s Keywords').'</h2>';
+ echo '<p>'.__('Steps may take a few minutes depending on the size of your database. Please be patient.').'<br /><br /></p>';
+ }
+
+ function footer() {
+ echo '</div>';
+ }
+
+ function greet() {
+ echo '<div class="narrow">';
+ echo '<p>'.__('Howdy! This imports tags from an existing Jerome’s Keywords installation into this blog using the new WordPress native tagging structure.').'</p>';
+ echo '<p>'.__('This is suitable for Jerome’s Keywords version 1.x and 2.0a.').'</p>';
+ echo '<p><strong>'.__('All existing Jerome’s Keywords will be removed after import.').'</strong></p>';
+ echo '<p><strong>'.__('Don’t be stupid - backup your database before proceeding!').'</strong></p>';
+ echo '<form action="admin.php?import=jkw&step=1" method="post">';
+ wp_nonce_field('import-jkw');
+ echo '<p class="submit"><input type="submit" name="submit" value="'.__('Import Version 1.x »').'" /></p>';
+ echo '</form>';
+ echo '<form action="admin.php?import=jkw&step=3" method="post">';
+ wp_nonce_field('import-jkw');
+ echo '<p class="submit"><input type="submit" name="submit" value="'.__('Import Version 2.0a »').'" /></p>';
+ echo '</form>';
+ echo '</div>';
+ }
+
+ function dispatch() {
+ if ( empty($_GET['step']) )
+ $step = 0;
+ else
+ $step = abs(intval($_GET['step']));
+
+ // load the header
+ $this->header();
+
+ switch ( $step ) {
+ case 0 :
+ $this->greet();
+ break;
+ case 1 :
+ check_admin_referer('import-jkw');
+ $this->check_V1_post_keyword( true );
+ break;
+ case 2 :
+ check_admin_referer('import-jkw');
+ $this->check_V1_post_keyword( false );
+ break;
+ case 3 :
+ check_admin_referer('import-jkw');
+ $this->check_V2_post_keyword( true );
+ break;
+ case 4 :
+ check_admin_referer('import-jkw');
+ $this->check_V2_post_keyword( false );
+ break;
+ case 5:
+ check_admin_referer('import-jkw');
+ $this->cleanup_V2_import();
+ break;
+ case 6:
+ $this->done();
+ break;
+ }
+
+ // load the footer
+ $this->footer();
+ }
+
+ function check_V1_post_keyword($precheck = true) {
+ global $wpdb;
+
+ echo '<div class="narrow">';
+ echo '<p><h3>'.__('Reading Jerome’s Keywords Tags…').'</h3></p>';
+
+ // import Jerome's Keywords tags
+ $metakeys = $wpdb->get_results("SELECT post_id, meta_id, meta_key, meta_value FROM $wpdb->postmeta WHERE $wpdb->postmeta.meta_key = 'keywords'");
+ if ( !is_array($metakeys)) {
+ echo '<p>' . __('No Tags Found!') . '</p>';
+ return false;
+ } else {
+ $count = count($metakeys);
+ echo '<p>' . sprintf( __('Done! <strong>%s</strong> posts with tags were read.'), $count ) . '<br /></p>';
+ echo '<ul>';
+ foreach ( $metakeys as $post_meta ) {
+ if ( $post_meta->meta_value != '' ) {
+ $post_keys = explode(',', $post_meta->meta_value);
+ foreach ( $post_keys as $keyword ) {
+ $keyword = addslashes(trim($keyword));
+ if ( '' != $keyword ) {
+ echo '<li>' . $post_meta->post_id . ' - ' . $keyword . '</li>';
+ if ( !$precheck )
+ wp_add_post_tags($post_meta->post_id, $keyword);
+ }
+ }
+ }
+ if ( !$precheck )
+ delete_post_meta($post_meta->post_id, 'keywords');
+ }
+ echo '</ul>';
+ }
+
+ echo '<form action="admin.php?import=jkw&step='.($precheck? 2:6).'" method="post">';
+ wp_nonce_field('import-jkw');
+ echo '<p class="submit"><input type="submit" name="submit" value="'.__('Next »').'" /></p>';
+ echo '</form>';
+ echo '</div>';
+ }
+
+ function check_V2_post_keyword($precheck = true) {
+ global $wpdb;
+
+ echo '<div class="narrow">';
+ echo '<p><h3>'.__('Reading Jerome’s Keywords Tags…').'</h3></p>';
+
+ // import Jerome's Keywords tags
+ $tablename = $wpdb->prefix . substr(get_option('jkeywords_keywords_table'), 1, -1);
+ $metakeys = $wpdb->get_results("SELECT post_id, tag_name FROM $tablename");
+ if ( !is_array($metakeys) ) {
+ echo '<p>' . __('No Tags Found!') . '</p>';
+ return false;
+ } else {
+ $count = count($metakeys);
+ echo '<p>' . sprintf( __('Done! <strong>%s</strong> tags were read.'), $count ) . '<br /></p>';
+ echo '<ul>';
+ foreach ( $metakeys as $post_meta ) {
+ $keyword = addslashes(trim($post_meta->tag_name));
+ if ( $keyword != '' ) {
+ echo '<li>' . $post_meta->post_id . ' - ' . $keyword . '</li>';
+ if ( !$precheck )
+ wp_add_post_tags($post_meta->post_id, $keyword);
+ }
+ }
+ echo '</ul>';
+ }
+ echo '<form action="admin.php?import=jkw&step='.($precheck? 4:5).'" method="post">';
+ wp_nonce_field('import-jkw');
+ echo '<p class="submit"><input type="submit" name="submit" value="'.__('Next »').'" /></p>';
+ echo '</form>';
+ echo '</div>';
+ }
+
+ function cleanup_V2_import() {
+ global $wpdb;
+
+ /* options from V2.0a (jeromes-keywords.php) */
+ $options = array('version', 'keywords_table', 'query_varname', 'template', 'meta_always_include', 'meta_includecats', 'meta_autoheader', 'search_strict', 'use_feed_cats', 'post_linkformat', 'post_tagseparator', 'post_includecats', 'post_notagstext', 'cloud_linkformat', 'cloud_tagseparator', 'cloud_includecats', 'cloud_sortorder', 'cloud_displaymax', 'cloud_displaymin', 'cloud_scalemax', 'cloud_scalemin');
+
+ $wpdb->query('DROP TABLE IF EXISTS ' . $wpdb->prefix . substr(get_option('jkeywords_keywords_table'), 1, -1));
+
+ foreach ( $options as $o )
+ delete_option('jkeywords_' . $o);
+
+ $this->done();
+ }
+
+ function done() {
+ echo '<div class="narrow">';
+ echo '<p><h3>'.__('Import Complete!').'</h3></p>';
+ echo '</div>';
+ }
+
+ function JeromesKeyword_Import() {
+ }
+
+}
+
+// create the import object
+$jkw_import = new JeromesKeyword_Import();
+
+// add it to the import page!
+register_importer('jkw', 'Jerome’s Keywords', __('Import Jerome’s Keywords into the new native tagging structure.'), array($jkw_import, 'dispatch'));
+
+?>
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