function.taxonomi.php

<?php
// create two taxonomies, genres and writers for the post type "book"
function create_book_taxonomies() {
	// Add new taxonomy, make it hierarchical (like categories)
	$labels = array(
		'name'              => _x( 'Genres', 'taxonomy general name' ),
		'singular_name'     => _x( 'Genre', 'taxonomy singular name' ),
		'search_items'      => __( 'Search Genres' ),
		'all_items'         => __( 'All Genres' ),
		'parent_item'       => __( 'Parent Genre' ),
		'parent_item_colon' => __( 'Parent Genre:' ),
		'edit_item'         => __( 'Edit Genre' ),
		'update_item'       => __( 'Update Genre' ),
		'add_new_item'      => __( 'Add New Genre' ),
		'new_item_name'     => __( 'New Genre Name' ),
		'menu_name'         => __( 'Genre' ),
	);

	$args = array(
		'hierarchical'      => true,
		'labels'            => $labels,
		'show_ui'           => true,
		'show_admin_column' => true,
		'query_var'         => true,
		'rewrite'           => array( 'slug' => 'genre' ),
	);

	register_taxonomy( 'genre', array( 'book' ), $args );

	// Add new taxonomy, NOT hierarchical (like tags)
	$labels = array(
		'name'                       => _x( 'Writers', 'taxonomy general name' ),
		'singular_name'              => _x( 'Writer', 'taxonomy singular name' ),
		'search_items'               => __( 'Search Writers' ),
		'popular_items'              => __( 'Popular Writers' ),
		'all_items'                  => __( 'All Writers' ),
		'parent_item'                => null,
		'parent_item_colon'          => null,
		'edit_item'                  => __( 'Edit Writer' ),
		'update_item'                => __( 'Update Writer' ),
		'add_new_item'               => __( 'Add New Writer' ),
		'new_item_name'              => __( 'New Writer Name' ),
		'separate_items_with_commas' => __( 'Separate writers with commas' ),
		'add_or_remove_items'        => __( 'Add or remove writers' ),
		'choose_from_most_used'      => __( 'Choose from the most used writers' ),
		'not_found'                  => __( 'No writers found.' ),
		'menu_name'                  => __( 'Writers' ),
	);

	$args = array(
		'hierarchical'          => false,
		'labels'                => $labels,
		'show_ui'               => true,
		'show_admin_column'     => true,
		'update_count_callback' => '_update_post_term_count',
		'query_var'             => true,
		'rewrite'               => array( 'slug' => 'writer' ),
	);

	register_taxonomy( 'writer', 'book', $args );
}

function codex_custom_init() {
    $args = array(
      'public' => true,
      'label'  => 'Books',
    );
    register_post_type( 'book', $args );
}
add_action( 'init', 'codex_custom_init' );
function add_taxonomies_to_pages() {
 register_taxonomy_for_object_type( 'writer', 'book' );
 //register_taxonomy_for_object_type( 'category', 'book' );
}
add_action( 'init', 'add_taxonomies_to_pages' );


add_action('init', 'movie_register');
function movie_register() {
	$labels = array(
		'name' => _x('Movies', 'movie type general name'),
		'singular_name' => _x('Movie', 'deail type singular name'),
		'add_new' => _x('Add New', 'movie item'),
		'add_new_item' => __('Add New Movie Item'),
		'edit_item' => __('Edit Movie Item'),
		'new_item' => __('New Movie Item'),
		'view_item' => __('View Portfolio Item'),
		'search_items' => __('Search Movie'),
		'not_found' =>  __('Nothing found'),
		'not_found_in_trash' => __('Nothing found in Trash'),
		'parent_item_colon' => ''
	);

	$args = array(
		'labels' => $labels,
		'public' => true,
		'publicly_queryable' => true,
		'show_ui' => true,
		'query_var' => true,
		'rewrite' => true,
		'capability_type' => 'post',
		'hierarchical' => false,
		'menu_position' => null,
		'taxonomies' => array('post_tag')
	  ); 	

	//register what we just set up above
	register_post_type('movie', $args);
}

/*
	$myargs = array(
		'posts_per_page'	=> 5,
		'post_type' 		=> 'post',
		'post_status'		=> 'publish',
		'tag'				=> 'dia'
		// 'tag_slug__and' 	=> array('dia'),
		// 'caller_get_posts'=>1
	);

	$query = new WP_Query($myargs);
	*/


$args = array(
	//'numberposts' => 5,
	'post_type' => 'book',
	'tag__in' => array(2)
);
$myposts = get_posts($args);


// 02
/*$posts_array = get_posts(
    array(
        'posts_per_page' => -1,
        'post_type' => 'book',
        'tax_query' => array(
            array(
                'taxonomy' => 'writer',
                'field' => 'term_id',
                'terms' => 2,
            )
        )
    )
);*/
/*
echo "<pre>";
print_r($myposts);
echo "</pre>";
exit;
*/

    $args=array(
    	'post_type' => 'movie',
      'tag' => 'tagmovie1',
      'showposts'=>5,
      //'caller_get_posts'=>1
    );
    $my_query = new WP_Query($args);
    if( $my_query->have_posts() ) {
      echo '5 recent Posts with tag1';
      while ($my_query->have_posts()) : $my_query->the_post(); ?>
        <p><a href="<?php the_permalink() ?>" rel="bookmark" title="Permanent Link to <?php the_title_attribute(); ?>"><?php the_title(); ?></a></p>
       <?php
      endwhile;
    } //if ($my_query)
  wp_reset_query();  // Restore global post data stomped by the_post().
exit;