New custom review Type

<?php
/*
Plugin Name: Test Plug
Plugin URI: http://www.nebraskadigital.com/2010/12/27/plugin-organizer/
Description: Test Plugin
Version: 0.1
Author: Jeff Sterup
Author URI: http://www.jsterup.com
*/



/* ****************************************** START CUSTOM POST TYPES  *************************************************** */


add_action( 'init', 'add_post_type' );


function add_post_type() {

	$labels = array(
		'name' => __( 'Reviews + Custom Fields' ),
		'singular_name' => __( 'Post Your Review' ),
		'add_new' => __( 'Add A New Review' ),
		'add_new_item' => __( 'Add A New Review' ),
		'edit' => __( 'Edit Reviews' ),
		'edit_item' => __( 'Edit Reviews' ),
		'new_item' => __( 'New Review' ),
		'view' => __( 'View This Review' ),
		'view_item' => __( 'View This Review' ),
		'search_items' => __( 'Search Reviews' ),
		'not_found' => __( 'No Reviews Found' ),
		'not_found_in_trash' => __( 'No Reviews Found In Trash' ),
		'parent' => __( 'Parent Review' ),
	);


	$settings = array(
		'labels' => $labels,
		'show_ui' => true,
		'publicly_queryable' => true,
		'exclude_from_search' => false,
		'description' => __( 'Brilliant Reviews ' ),
		'menu_position' => 5,
		'menu_icon' => get_stylesheet_directory_uri() . '/images/review.png',
		'hierarchical' => false,
		'query_var' => true,
		'capability_type' => 'review',
		'supports' => array( 'title', 'editor', 'comments','trackbacks', 'revisions','author', 'excerpt',  'thumbnail','custom-fields', 'page-attributes' ),
		'_builtin' => false,
		'rewrite' => array( 'slug' => 'blog', 'with_front' => false ),
		'taxonomies' => array( 'book_category', 'other_books'),
		'can_export' => true,
		//Permalink endpoint mask, whatever that is.
	);
	register_post_type('review',$settings );
}


/* ******************************************* END CUSTOM POST TYPES ************************************************ */








/* ************************************** START MAPPING META CAPABILITIES ******************************************* */

/* ************************************** START MAPPING META CAPABILITIES ******************************************* */

add_filter( 'map_meta_cap', 'my_map_meta_cap', 10, 4 );

function my_map_meta_cap( $caps, $cap, $user_id, $args ) {

	// If editing, deleting, or reading a review, get the post and post type object.
	if ( 'edit_review' == $cap || 'delete_review' == $cap || 'read_review' == $cap ) {
		$post = get_post( $args[0] );
		$post_type = get_post_type_object( $post->post_type );

		// Set an empty array for the caps.
		$caps = array();
	}

	//  If editing a review, assign the required capability.
	if ( 'edit_review' == $cap ) {
		if ( $user_id == $post->post_author )
			$caps[] = $post_type->cap->edit_posts;
		else
			$caps[] = $post_type->cap->edit_others_posts;
	}

	// If deleting a review, assign the required capability.
	elseif ( 'delete_review' == $cap ) {
		if ( $user_id == $post->post_author )
			$caps[] = $post_type->cap->delete_posts;
		else
			$caps[] = $post_type->cap->delete_others_posts;
	}

	// If reading a private review, assign the required capability.
	elseif ( 'read_review' == $cap ) {

		if ( 'private' != $post->post_status )
			$caps[] = 'read';
		elseif ( $user_id == $post->post_author )
			$caps[] = 'read';
		else
			$caps[] = $post_type->cap->read_private_posts;
	}

// Return the capabilities required by the user.
	return $caps;
}


// With thanks to: http://justintadlock.com/archives/2010/07/10/meta-capabilities-for-custom-post-types#comment-232645

/*  ************************************ END MAPPING META CAPABILITIES ****************************************** */










/* ************************************  START ADDING ROLES  **************************************************** */
function add_new_roles() {
	//remove_role('reviewer');

	$AdaptRole = get_role('subscriber');
	$caps = $AdaptRole->capabilities;
	$AdaptRole = add_role('reviewer', 'Reviewer', $caps);
	if (!$AdaptRole) {
		$AdaptRole = get_role('reviewer');
	}
	//$AdaptRole = get_role('reviewer'); // Get the role Reviewer, and then add some of the capabilities below.

					// $AdaptRole -> add_cap('delete_others_reviews');
	$AdaptRole -> add_cap('delete_review');
	$AdaptRole -> add_cap('delete_reviews');
					//$AdaptRole -> add_cap('delete_private_reviews');
					//$AdaptRole -> add_cap('delete_published_reviews');
					// $AdaptRole -> add_cap('edit_others_reviews');
					// $AdaptRole -> add_cap('edit_private_reviews');
					//$AdaptRole -> add_cap('edit_published_reviews');
					//$AdaptRole -> add_cap('publish_reviews');
					//$AdaptRole -> add_cap('read_private_reviews');
	$AdaptRole -> add_cap('edit_review');
	$AdaptRole -> add_cap('edit_reviews');
	$AdaptRole -> add_cap('read_reviews');
	//$AdaptRole -> add_cap('edit_posts');
	$AdaptRole -> add_cap('upload_files');
	$AdaptRole -> add_cap('manage_book_category');
	$AdaptRole -> add_cap('manage_other_books');




	$AdaptRole2 = get_role('administrator'); // So the administrator has access as well :-)

	$AdaptRole2 -> add_cap('delete_others_reviews');
	$AdaptRole2 -> add_cap('delete_review');
	$AdaptRole2 -> add_cap('delete_reviews');
	$AdaptRole2 -> add_cap('delete_private_reviews');
	$AdaptRole2 -> add_cap('delete_published_reviews');
	$AdaptRole2 -> add_cap('edit_others_reviews');
	$AdaptRole2 -> add_cap('edit_review');
	$AdaptRole2 -> add_cap('edit_reviews');
	$AdaptRole2 -> add_cap('edit_private_reviews');
	$AdaptRole2 -> add_cap('edit_published_reviews');
	$AdaptRole2 -> add_cap('publish_reviews');
	$AdaptRole2 -> add_cap('read_private_reviews');
	$AdaptRole2 -> add_cap('read_reviews');
	$AdaptRole2 -> add_cap('manage_other_books');
}

add_action( 'init', 'add_new_roles'); // Having created your taxonomy with the function     create_my_taxonomies     this line calls it.
/* ***************************************** END ADDING ROLES *************************************************** */








/*  *********************************** START CUSTOM TAXONOMIES ************************************************* */

function create_my_taxonomies() {


		$labels = array(
			'name' => __( 'Other Books By This Author' ),
			'singular_name' => __( 'Another Book By This Author' ),
			'search_items' => __( 'Search All Other Books By This Author' ),
			'popular_items' => __( 'Popular  Books By This Author' ),
			'all_items' => __( 'All Other Books' ),
			'parent_item' => __( 'Parent Term' ),
			'parent_item_colon' => __( 'Parent Other Books:' ),
			'edit_item' => __( 'Edit This Term' ),
			'update_item' => __( 'Update Other Books' ),
			'add_new_item' => __( 'Add Another Book By This Author' ),
			'new_item_name' => __( 'New Other Books Name' ),
		);

		$settings = array(
			'public' => true,
			'show_ui' => true,
			'show_tagcloud' => true,
			'show_in_nav_menus' => true,
			'hierarchical' => false,
			'labels' => $labels,
			'query_var' => 'other_books',
			'rewrite' => array( 'slug' => 'otherbookslug', 'with_front' => false),
			'capability_type' => 'other_books',
			'capabilities' => array('assign_terms'=>'edit_reviews','manage_terms' => 'manage_other_books','edit_terms' => 'manage_other_books','delete_terms' => 'manage_other_books'),

		);
		register_taxonomy( 'other_books', array( 'review' ), $settings);

		$labels = array(
			'name' => __( 'Book Categories' ),
			'singular_name' => __( 'Book Category' ),
			'search_items' => __( 'Search Book Categories' ),
			'popular_items' => __( 'Popular Book Categories' ),
			'all_items' => __( 'All Book Categories' ),
			'parent_item' => __( 'Parent Book Category' ),
			'parent_item_colon' => __( 'Parent Book Category:' ),
			'edit_item' => __( 'Edit This Book Category' ),
			'update_item' => __( 'Update Book Category' ),
			'add_new_item' => __( 'Add Another Book Category' ),
			'new_item_name' => __( 'New Book Category' ),
		);

		$settings = array(
			'public' => true,
			'show_ui' => true,
			'hierarchical' => true,
			'labels' => $labels,
			'rewrite' => array( 'slug' => 'book_category'),
			'capability_type' => 'book_category',
			'capabilities' => array('assign_terms'=>'edit_reviews','manage_terms' => 'manage_book_category','edit_terms' => 'manage_book_category','delete_terms' => 'manage_book_category'),

		);
		register_taxonomy( 'book_category', array( 'review' ), $settings);
}

add_action( 'init', 'create_my_taxonomies', 0 ); // Having created your taxonomy with the function     create_my_taxonomies     this line calls it.


remove_filter( 'pre_term_description', 'wp_filter_kses' );
// Allow XHTML in term descriptions e.g. the terms in a taxonomy can have a description, and this allows XHTML (such as an image) in that description.






/* ******* Start sending specific terms to a single post (where comments are allowed) ********************* */

add_action( 'template_redirect', 'my_redirect_term_to_post' );

function my_redirect_term_to_post() {
	global $wp_query;

	if ( is_tax() ) {
		$term = $wp_query->get_queried_object();



		if ( 'other_books' == $term->taxonomy ) {
			$post_id = my_get_post_id_by_slug( $term->slug, 'post' );   // single-default.php    will be used to display the content of the post

			// Change  post   to    page    or your custom post type e.g.    review  e.g.       $post_id = my_get_post_id_by_slug( $term->slug, 'review' );
			// single-review.php  would be used to display the content of the post

			if ( !empty( $post_id ) )
				wp_redirect( get_permalink( $post_id ), 301 );
		}
	}
}


function my_get_post_id_by_slug( $slug, $post_type ) {
	global $wpdb;

	$slug = rawurlencode( urldecode( $slug ) );
	$slug = sanitize_title( basename( $slug ) );


	$post_id = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_name = %s AND post_type = %s", $slug, $post_type ) );


	if ( is_array( $post_id ) )
		return $post_id[0];
	elseif ( !empty( $post_id ) );
		return $post_id;

	return false;
}


/* ******* End sending specific terms to a single post (where comments are allowed) ********************* */




/* ***************************************** END CUSTOM TAXONOMIES ************************************** */
?>