la til pluginer

wp-content/plugins/posts-to-posts/posts-to-posts.php

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+<?php
+/*
+Plugin Name: Posts 2 Posts
+Version: 0.7
+Plugin Author: scribu
+Description: Create many-to-many relationships between all types of posts
+Author URI: http://scribu.net/
+Plugin URI: http://scribu.net/wordpress/posts-to-posts
+Text Domain: posts-to-posts
+Domain Path: /lang
+
+
+Copyright (C) 2010 Cristi Burcă (scribu@gmail.com)
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+require dirname( __FILE__ ) . '/scb/load.php';
+
+function _p2p_init() {
+	load_plugin_textdomain( 'posts-to-posts', '', dirname( plugin_basename( __FILE__ ) ) . '/lang' );
+
+	require_once dirname( __FILE__ ) . '/storage.php';
+	require_once dirname( __FILE__ ) . '/api.php';
+	require_once dirname( __FILE__ ) . '/ui/ui.php';
+	require_once dirname( __FILE__ ) . '/ui/boxes.php';
+
+	P2P_Connections::init( __FILE__ );
+	P2P_Query::init();
+	P2P_Connection_Types::init();
+
+	P2P_Migrate::init();
+}
+scb_init( '_p2p_init' );
+
+
+class P2P_Migrate {
+
+	function init() {
+		add_action( 'admin_notices', array( __CLASS__, 'migrate' ) );
+	}
+
+	function migrate() {
+		if ( !isset( $_GET['migrate_p2p'] ) || !current_user_can( 'administrator' ) )
+			return;
+
+		$tax = 'p2p';
+
+		register_taxonomy( $tax, 'post', array( 'public' => false ) );
+
+		$count = 0;
+		foreach ( get_terms( $tax ) as $term ) {
+			$post_b = (int) substr( $term->slug, 1 );
+			$post_a = get_objects_in_term( $term->term_id, $tax );
+
+			p2p_connect( $post_a, $post_b );
+
+			wp_delete_term( $term->term_id, $tax );
+
+			$count += count( $post_a );
+		}
+
+		printf( "<div class='updated'><p>Migrated %d connections.</p></div>", $count );
+	}
+}
+