As mmm didn’t post an answer but just wrote a comment, here is the answer: As the documentation for wp_ajax states in its notes, the hook only fires for logged in users. If you want to use an ajax call on the frontend for users that are not logged in, you have to use the … Read more
Your url should be pointing to admin-ajax.php echo admin_url(‘admin-ajax.php’);
Depending on what kind of HTML you’re expecting, there are different tools you can use: esc_html() escapes entire HTML blocks so you don’t end up with breaking characters in your JSON object literals. esc_html_e() escapes (as above) and translates the string if you’re concerned about localization in that context. wp_kses() will parse the HTML string … Read more
If you are using class which needs an instance of, you have to create that instance somewhere. Currently WP has no designated convention for something like that. Common practice is to use static methods, so your hook becomes add_action(‘wp_ajax_my_action’, array(__CLASS__, ‘my_action_callback’));.
Alright, there’s a few things that isn’t standardized WordPress so I’ve put together a minimal script which I’ll explain piece by piece. Hopefully clear things up for you by the time you get to the end. HTML Form Below is a very simple HTML form. We’re going to use javascript to listen for submission and … Read more
There is no action variable on the data you’re passing to Ajax. This way WordPress is sending just a generic call to Ajax which always return 0. You must edit your data on your JS file to something like: data: { ‘user_input’: user_input_last, ‘action’: ‘tags_autofill_function’ },
Note that the action should be inside the data key. In your post request there is no key named as action therefore, the callback function is never being called. Consider this example:- jQuery.ajax({ type:”POST”, url: “/wp-admin/admin-ajax.php”, data: { action: “my_test_action”, form_data : newFormChange }, success: function (data) { console.log(data); } }); Also Note: Never use … Read more
By default, the lifetime of a nonce is one day. The nonce is generated by concatenating a variable representing the current day, the user id, and the name of the action, and hashing the resulting string. If you want the nonce value to change more frequently, you can filter the ‘nonce_life’ value. This function, for … Read more
Try this: function h5b_ajax_get_user_drinks() { return get_template_part( ‘drinks’ ); exit; }
I think required would mean that “it doesn’t work without it”. It will work, but the question is of security and best practices. Even if it doesn’t seem necessary, it’s better to play in the safe side and do it always. You have to enqueue your JavaScript like bellow, passing PHP values (like the admin … Read more