chwnam/entry-points.php

## entry-points.php
<?php
/**
 * Plugin Name: entry-points-<author>
 */

// Menu entry points
add_action( 'admin_menu', 'i_need_your_callback_selection' );

function <author>_entry_points_add_admin_menu() {

	add_menu_page(
		'<author>_menu',
		'<author>_menu',
		'read',
		'<author>_menu',
		'i_need_your_callback_selection'
	);

	add_submenu_page(
		'<author>_menu',
		'<author>_submenu',
		'<author>_submenu',
		'read',
		'<author>_submenu',
		'i_need_your_callback_selection'
	);
}

// add_menu_page callback
function <author>_entry_points_add_menu_page_callback() { ?>
	<div class="wrap">
		<h3>POST 방식 전송의 예제입니다.</h3>
		<form method="post" action="<?=admin_url('admin-post.php')?>">
			<label for="item">Item</label>
			<input type="text" id="item" name="item" value="" />
			<input type="hidden" name="action" value="<author>_admin_post_action" />
			<input class="button button-primary" type="submit" />
		</form>
	</div>
<?php
}

// add_submenu_page callback
function <author>_entry_points_add_submenu_page_callback() { ?>
	<script>
		function send_form() {
			jQuery.post(
				'<?=admin_url( 'admin-ajax.php' )?>',
				jQuery('form[name="item_form"]').serialize(),
				function(data) {
					jQuery('span#item_name').hide().html(data).fadeIn(200);
				}
			);
			return false;
		}
	</script>
	<div class="wrap">
		<h3>AJAX 방식 전송의 예제입니다.</h3>
		<form name='item_form'>
			<label for="item">Item</label>
			<input type="text" id="item" name="item" value="" />
			<input type="hidden" name="action" value="<author>_ajax_action" />
			<input class="button button-primary" type="submit" onclick="return send_form();"/>
		</form>
		<div>
			<span id="item_name"></span>
		</div>
	</div>
<?php
}

// admin-post
add_action( 'admin_post_<author>_admin_post_action', 'i_need_your_callback_selection' );

function <author>_entry_points_admin_post_callback() {
	echo $_REQUEST['item'];
	die();
}

// ajax
add_action( 'wp_ajax_<author>_ajax_action', 'i_need_your_callback_selection' );

function <author>_entry_points_ajax_action_callback() {
	echo $_REQUEST['item'];
	die();
}

add_action( 'template_redirect', 'i_need_your_callback_selection' );

function <author>_entry_points_redirect_callback() {

	if( $_GET['your-magic-parameter'] == 'your-magic-word' ) {
		echo '<!DOCTYPE html><html><head><meta charset="utf-8" /></head><body>템플릿이 완전히 재정의되지요.</body></html>';
		die();
	}
}

add_shortcode( '<author>_shortcode', 'i_need_your_callback_selection' );

function <author>_shorcode_callback() {

	return "<author> shortcode successfully called!";
}
	<?php
	/**
	* Plugin Name: entry-points-<author>
	*/

	// Menu entry points
	add_action( 'admin_menu', 'i_need_your_callback_selection' );

	function <author>_entry_points_add_admin_menu() {

	add_menu_page(
	'<author>_menu',
	'<author>_menu',
	'read',
	'<author>_menu',
	'i_need_your_callback_selection'
	);

	add_submenu_page(
	'<author>_menu',
	'<author>_submenu',
	'<author>_submenu',
	'read',
	'<author>_submenu',
	'i_need_your_callback_selection'
	);
	}

	// add_menu_page callback
	function <author>_entry_points_add_menu_page_callback() { ?>
	<div class="wrap">
	<h3>POST 방식 전송의 예제입니다.</h3>
	<form method="post" action="<?=admin_url('admin-post.php')?>">
	<label for="item">Item</label>
	<input type="text" id="item" name="item" value="" />
	<input type="hidden" name="action" value="<author>_admin_post_action" />
	<input class="button button-primary" type="submit" />
	</form>
	</div>
	<?php
	}

	// add_submenu_page callback
	function <author>_entry_points_add_submenu_page_callback() { ?>
	<script>
	function send_form() {
	jQuery.post(
	'<?=admin_url( 'admin-ajax.php' )?>',
	jQuery('form[name="item_form"]').serialize(),
	function(data) {
	jQuery('span#item_name').hide().html(data).fadeIn(200);
	}
	);
	return false;
	}
	</script>
	<div class="wrap">
	<h3>AJAX 방식 전송의 예제입니다.</h3>
	<form name='item_form'>
	<label for="item">Item</label>
	<input type="text" id="item" name="item" value="" />
	<input type="hidden" name="action" value="<author>_ajax_action" />
	<input class="button button-primary" type="submit" onclick="return send_form();"/>
	</form>
	<div>
	<span id="item_name"></span>
	</div>
	</div>
	<?php
	}

	// admin-post
	add_action( 'admin_post_<author>_admin_post_action', 'i_need_your_callback_selection' );

	function <author>_entry_points_admin_post_callback() {
	echo $_REQUEST['item'];
	die();
	}

	// ajax
	add_action( 'wp_ajax_<author>_ajax_action', 'i_need_your_callback_selection' );

	function <author>_entry_points_ajax_action_callback() {
	echo $_REQUEST['item'];
	die();
	}

	add_action( 'template_redirect', 'i_need_your_callback_selection' );

	function <author>_entry_points_redirect_callback() {

	if( $_GET['your-magic-parameter'] == 'your-magic-word' ) {
	echo '<!DOCTYPE html><html><head><meta charset="utf-8" /></head><body>템플릿이 완전히 재정의되지요.</body></html>';
	die();
	}
	}

	add_shortcode( '<author>_shortcode', 'i_need_your_callback_selection' );

	function <author>_shorcode_callback() {

	return "<author> shortcode successfully called!";
	}