我是如何用WordPress建一个婴儿用品网站的

function hbns_register_p2p_relationships() {
	if ( !function_exists( 'p2p_register_connection_type' ) )
		return;

	// Connect Departments to Needs
	p2p_register_connection_type( array(
		'name' => 'departments_to_needs',
		'from' => 'department',
		'to' => 'need',
		'sortable' => 'to',
		'admin_box' => 'to',
		'admin_column' => 'any',
		'cardinality' => 'one-to-many',
		) );

	// Connect Needs to Products
	p2p_register_connection_type( array(
		'name' => 'needs_to_products',
		'from' => 'need',
		'to' => 'product',
		'sortable' => 'from',
		'admin_column' => 'any',
		'admin_box' => array(
			'show' => 'any',
			'context' => 'advanced',
			),
		'cardinality' => 'many-to-many',
		'fields' => array(
			'description' => 'Description',
			),
		) );
}

add_action( 'wp_loaded', 'hbns_register_p2p_relationships' );

class HBNS_Always_Active_Plugins {
	static $instance;
	private $always_active_plugins;

	function __construct() {
		$this->always_active_plugins = array(
			'batcache/batcache.php',
			'posts-to-posts/posts-to-posts.php',
			'login-logo/login-logo.php',
			'manual-control/manual-control.php',
			);
		foreach ( $this->always_active_plugins as $p ) {
			add_filter( 'plugin_action_links_' . plugin_basename( $p ), array( $this, 'remove_deactivation_link' ) );
		}
		add_filter( 'option_active_plugins', array( $this, 'active_plugins' ) );
	}

	function remove_deactivation_link( $actions ) {
		unset( $actions['deactivate'] );
		return $actions;
	}

	function active_plugins( $plugins ) {
		foreach ( $this->always_active_plugins as $p ) {
			if ( !array_search( $p, $plugins ) )
				$plugins[] = $p;
		}
		return $plugins;
	}
}

new HBNS_Always_Active_Plugins;

<?php
/*
Plugin Name: Post Links
Version: 0.1
Author: Mark Jaquith
Author URI: http://coveredwebservices.com/
*/

// Convenience methods
if(!class_exists('CWS_Plugin_v2')){class CWS_Plugin_v2{function hook($h){$p=10;$m=$this->sanitize_method($h);$b=func_get_args();unset($b[0]);foreach((array)$b as $a){if(is_int($a))$p=$a;else $m=$a;}return add_action($h,array($this,$m),$p,999);}private function sanitize_method($m){return str_replace(array('.','-'),array('_DOT_','_DASH_'),$m);}}}

// The plugin
class CWS_HBNS_Post_Links_Plugin extends CWS_Plugin_v2 {
	public static $instance;

	public function __construct() {
		self::$instance = $this;
		$this->hook( 'plugins_loaded' );
	}

	public function plugins_loaded() {
		$this->hook( 'post_type_link' );
		$this->hook( 'add_admin_bar_menus' );
	}

	public function add_admin_bar_menus() {
		$this->hook( 'admin_bar_menu', 81 );
	}

	public function admin_bar_menu( $bar ) {
		if ( is_single() && 'need' == get_queried_object()->post_type ) {
			$primary_product = new WP_Query( array(
				'connected_type' => 'needs_to_products',
				'connected_items' => get_queried_object(),
				) );
			if ( $primary_product->have_posts() ) {
				$bar->add_menu( array(
					'id' => 'edit-primary-product',
					'title' => 'Edit Primary Product',
					'href' => get_edit_post_link( $primary_product->posts[0] ),
					) );
			}
		}
	}

	public function post_type_link( $link, $post ) {
		switch ( $post->post_type ) {
			case 'product' :
			$need = new WP_Query( array(
				'connected_type' => 'needs_to_products',
				'connected_items' => $post,
				) );
			if ( $need->have_posts() )
				return get_permalink( $need->posts[0] );
			break;
		}
		return $link;
	}
}

new CWS_HBNS_Post_Links_Plugin;

define( 'DISALLOW_FILE_EDIT', true );

function hbns_disable_plugin_deletion( $actions ) {
	unset( $actions['delete'] );
	return $actions;
}

add_action( 'plugin_action_links', 'hbns_disable_plugin_deletion' );