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워드프레스 주요 진입점 (admin_menu, admin-post, ajax, redirect)에 대한 예제입니다. 소스는 실습용이므로 수정이 필요합니다.
<?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!";
}
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