ro-post.php

<?php
/**
 * Plugin Name: Read Only Custom Post
 * Description: Sample code of read-only custom post
 * Author: changwoo
 * Author URI: mailto://ep6tri@hotmail.com
 */

add_action( 'init', 'rocp_register_post_type' );
function rocp_register_post_type() {

	$args = array(
		'labels'               => array(
			'name'          => 'RO Posts',
			'signular_name' => 'RO Post',
			'edit_item'     => 'RO Post Details',
		),
		'capabilities'         => array(
			'create_posts' => 'do_not_allow',
//			'delete_posts'           => 'do_not_allow',
//			'delete_private_posts'   => 'do_not_allow',
//			'delete_published_posts' => 'do_not_allow',
//			'delete_others_posts'    => 'do_not_allow',
		),
		'map_meta_cap'         => TRUE,
		'public'               => TRUE,
		'show_ui'              => TRUE,
		'supports'             => FALSE,
		'register_meta_box_cb' => 'rocp_customize_meta_boxes',
	);

	$rocp = register_post_type( 'rocp', $args );

	if ( $rocp->hierarchical ) {
		add_filter( 'page_row_actions', 'rocp_row_actions', 10, 2 );
	} else {
		add_filter( 'post_row_actions', 'rocp_row_actions', 10, 2 );
	}
}

function rocp_customize_meta_boxes() {

	// disable slug metabox
	remove_meta_box( 'slugdiv', 'rocp', 'normal' );

	// disable post update metabox
	remove_meta_box( 'submitdiv', 'rocp', 'side' );
}

function rocp_row_actions( $actions, $post ) {

	if ( $post->post_type == 'rocp' ) {
		if ( $actions['edit'] ) {
			$actions['edit'] = sprintf(
				'<a href="%s" aria-label="%s">%s</a>',
				get_edit_post_link( $post->ID ),
				/* translators: %s: post title */
				esc_attr( sprintf( __( 'Detail &#8220;%s&#8221;', 'rocp' ), $post->post_title ) ),
				__( 'Detail', 'rocp' )
			);
		}

		if ( $actions['inline hide-if-no-js'] ) {
			unset( $actions['inline hide-if-no-js'] );
		}
	}

	return $actions;
}

add_action( 'edit_form_after_editor', 'rocp_display_detail' );
function rocp_display_detail( $post ) {

	$rocp_meta_01 = get_post_meta( $post->ID, 'rocp_meta_01', TRUE );
	$rocp_meta_02 = get_post_meta( $post->ID, 'rocp_meta_02', TRUE );

	echo '<table class="widefat">';
	echo '<thead><tr><th>Name</th><th>Value</th></tr></thead>';
	echo '<tbody>';
	echo '<tr><th>ROCP Meta 01</th><td>' . esc_html( $rocp_meta_01 ) . '</td></tr>';
	echo '<tr><th>ROCP Meta 02</th><td>' . esc_html( $rocp_meta_02 ) . '</td></tr>';
	echo '</tbody>';
	echo '</table>';
	echo '<p><a href="' . esc_url( admin_url( 'edit.php?post_type=rocp' ) ) . '"><button type="button" class="button button-primary">Go back</button></a></p>';

}

add_filter( 'screen_options_show_screen', 'rocp_disable_screen_option', 10, 2 );
function rocp_disable_screen_option( $show_screen, $wp_screen ) {

	if ( $wp_screen->id == 'rocp' ) {
		$show_screen = FALSE;
	}

	return $show_screen;
}

add_filter( 'screen_layout_columns', 'rocp_screen_layout_columns', 10, 2 );
function rocp_screen_layout_columns( $columns, $screen_id ) {

	if ( $screen_id == 'rocp' ) {
		$columns['rocp'] = 1;
	}

	return $columns;
}

add_filter( 'get_user_option_screen_layout_rocp', 'rocp_user_option_screen_layout' );
function rocp_user_option_screen_layout( $result ) {

	return 1;
}

add_filter( 'bulk_actions-edit-rocp', 'rocp_remove_bulk_edit' );
function rocp_remove_bulk_edit( $actions ) {

	if ( isset( $actions['edit'] ) ) {
		unset( $actions['edit'] );
	}

//	if ( isset( $actions['trash'] ) ) {
//		unset( $actions['trash'] );
//	}

	return $actions;
}

register_activation_hook( __FILE__, 'rocp_activation' );
function rocp_activation() {
	rocp_register_post_type();
	for ( $i = 1; $i <= 5; ++ $i ) {
		wp_insert_post(
			array(
				'post_title'     => sprintf( 'Read Only Custom Post Sample #%02d', $i ),
				'post_status'    => 'publish',
				'post_type'      => 'rocp',
				'comment_status' => 'closed',
				'ping_status'    => 'closed',
				'post_name'      => sprintf( 'rocp-%02d', $i ),
				'meta_input'     => array(
					'rocp_meta_01' => "meta_01_$i",
					'rocp_meta_02' => "meta_02_$i",
				),
			)
		);
	}
	flush_rewrite_rules();
}

register_deactivation_hook( __FILE__, 'rocp_clear' );
function rocp_clear() {
	$query = new WP_Query(
		array(
			'post_type' => 'rocp',
			'nopaging'  => TRUE,
			'fields'    => 'ids',
		)
	);

	$posts = $query->get_posts();
	foreach ( $posts as $post ) {
		wp_delete_post( $post, TRUE );
	}
}

자세한 설명은 goo.gl/H5qQEM에서.