Questions tagged [actions]

A name for an event that is executed at specific points throughout the WordPress core.

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17
votes
3answers
16k views

Which hook should be used to add an action containing a redirect?

I want to build a plugin that grabs certain url params from the query string to build a new query string for the same page. I'm following the excellent the Professional WordPress Plugin Development ...
15
votes
3answers
13k views

Wordpress Update Plugin Hook/Action? Since 3.9

I've researched this a few times, yet my searching does not reveal much except custom code which may or may not be good WordPress practice. As of the latest releases (WordPress 3.9 "Smith"), has a ...
11
votes
5answers
5k views

after_setup_theme always runs

I am setting up a child theme for some of my faculty members, and as a part of the theme, I would like a handful of plugins to be activated at the time that the theme is activated. So, naturally, I ...
3
votes
1answer
2k views

Dynamically Create Terms in Taxonomy when Custom Post Type is Published. Almost There!

I'm trying to automatically create terms in a certain taxonomy when a certain custom post type is published. The newly created term must be the name of the post that was published. Example: I have a ...
28
votes
1answer
17k views

How to test wp_cron?

This is kind of a stupid question... I scheduled a action to run every hour: if(!wp_next_scheduled('my_hourly_events')) wp_schedule_event(time(), 'hourly', 'my_hourly_events'); add_action('...
6
votes
3answers
4k views

How to remove action hook done in a plugin from functions.php in my theme?

Somewhere in the plugin class there is this hook : add_action( 'woocommerce_some_hook', array( $this, 'some_function') ); it adds something I don't want there. In my functions.php in my theme, I ...
5
votes
3answers
3k views

How can I find out what functions are assigned to actions?

Is there any way to know what functions are added to actions on a certain page in WordPress?
4
votes
3answers
21k views

Using Ajax with a Class file

At the moment I have an ajax that works (I get a success [200] response), but having an issue with the action hooks on the response. The JSON object is not coming back, instead I'm getting a 0. I ...
3
votes
1answer
2k views

How to add a “publish” link to the quick actions

I'm trying to add a "Publish" link by the quick actions: but I'm not exactly sure of how implement it. Here's what I've got so far: add_filter('post_row_actions', function ( $actions ) { global ...
2
votes
1answer
422 views

How to debug removal of rewrite rule flushing?

I use Custom Post Types. I try this: functions.php add_action( 'admin_init', 'flush_rewrite_rules' ); Now I’d like to remove this again. I try this: remove_action( 'admin_init', '...
9
votes
4answers
20k views

How to know what priority to use with add_action()?

I was writing a small plugin to remove some menu items for non-admin users from the backend, and discovered that my plugin didn't do anything unless I specified a priority in my code: add_action('...
9
votes
3answers
18k views

add action only on post publish - not update

I have action which adds meta field with value on post publish. Problem is that when I update post meta field is reset to default value. I already tried 'new_to_publish' instead of 'publish_post' ...
4
votes
1answer
437 views

Autogenerate wordpress shortcodes using array?

I was create a shortcode which automatically generate shortcodes with given array key and value. Function names does not generate dynamically. Note: Array KEY = ShortcodeName and Value = Wordpress ...
4
votes
1answer
4k views

When and Where to use wp_insert_post()

I'm building a function that creates a group of pages with a common parent ID. If I run wp_insert_post() on a parent ID twice, does the function create the pages twice while altering the slugs? Or am ...
4
votes
1answer
1k views

Enforcing password complexity

We need to enforce password complexity in a wordpress site, we used this article: http://www.webtipblog.com/force-password-complexity-requirements-wordpress/ We created the following in functions....
4
votes
1answer
3k views

Do I need to call do_action in my plugin?

Do I need to call do_action function every time I add_action something?
4
votes
2answers
28k views

add_action('wp_ajax_[action name]', myfunction) problem

I'm trying to integrate ajax in wordpress using the wp codex guidelines. In the PHP I added: wp_enqueue_script ( 'my_ajax', ADMIN_URL . 'js/ajax.js','jquery','1.0.0' ); wp_localize_script( 'my_ajax', ...
4
votes
4answers
4k views

How to correctly get post type in a the_title filter

I want to prepend text to the post titles of a specific custom post type, but the filter below didn't work. Instead of changing only that CPT's post titles, it changed all titles on the given CPT's ...
3
votes
1answer
5k views

How can I tell if I'm on a login page? [duplicate]

There are functions for is_home(), is_blog() is_single() etc... What's the best way to tell if I'm on a page that is requesting that I login? I guess that would just be the wp-login.php page.
3
votes
0answers
98 views

Make default new sites https (multisite)

Quick background case: If I use Softaculous to install WP in cPanel, I can specify which protocol I would like the site to be in... (so they have something that addresses this). However with my ...
2
votes
1answer
2k views

wp_get_attachment_metadata returns false with add_action() 'add_attachment' hook

With the following code in functions.php - wp_get_attachment_metadata() returns false and or empty. Perhaps I am attempting to use wp_get_attachment_metadata() before it's ready? As some tests have ...
1
vote
3answers
588 views

Good tools for locating hooks in a wordpress page/admin interface/blog post?

I've recently started using the Hikari Hooks plugin for Wordpress as it seems to allow you to get a good idea of what do_actions are being called on the page, so that you can easily find out where ...
1
vote
2answers
2k views

Hook before inserting user into database [duplicate]

I'm working on airsoft website using woocommerce. One of my client's needs is to prevent a user to register if his name or mail is in a blacklist (I don't know yet if I'll use a csv file, a json or a ...
9
votes
3answers
8k views

Function to execute when a post is moved to trash .

Hi is there an action which can be performed while a post is moved to trash .... I tried delete_post and deleted_post. It works but twice for each action ( before and after the action as written in ...
7
votes
2answers
818 views

How to validate XML-RPC post creation and cancel when needed?

I have an IFTTT recipe that creates posts for me on some occasion, but for some weird reason it creates three, sometimes four posts of the same content. I would like to add an add_action hook/...
5
votes
3answers
927 views

Perform action on WPMU blog deletion

Hi guys :) I know there is the wpmu_new_blog action hook which enables us to perform an action when a new WPMU blog is created. Is there something similar to this which enables us to perform an action ...
5
votes
2answers
280 views

Content hooks vs User hooks

This is more of a theory question than a question with a direct answer. I've been working with different actions for firing functions when a post is updated or deleted and when users are updated or ...
5
votes
3answers
7k views

How to set custom cookies before output

What's a surefire way to check/set cookies before the php headers are sent? Is there an action or filter that would be the best place to hook a setcookie() function?
4
votes
3answers
307 views

How to restrict actions and filters “properly” by conditions

Which one is correct when adding actions/filters/etc.... Both methods work fine and I've seen people do things both ways, but I'm assuming one is correct. My gut tells me that wrapping the if ...
3
votes
3answers
10k views

Check if action hook exists before adding actions to it

I am trying to add a rel=next and rel=prev link tags to the head element of image.php template file. I have Wordpress SEO installed and I like to hook to this plugin wpseo_head action hook to achieve ...
3
votes
5answers
21k views

Remove meta robots tag from wp_head

I am in need to remove just this line <meta name=robots content="noindex,follow"/> from wp_head but can't find the right hook to use it with remove_action(). <meta name=robots content="...
2
votes
1answer
775 views

How to add a checkbox inside the “Publish post” widget?

I'm building post to email plugin and I need to add a checkbox to the publish post widget like this one: My idea is to add a checkbox that says "Send this by email", and get that info inside the ...
2
votes
1answer
952 views

PHP5, Inheritance, Singleton - action & filter hook limitations

I'm currently working on a plugin, which uses the builtin cron functionality of wordpress. Instead of using PHP4, I want to use PHP5 with inheritance and the singleton design pattern. I run in some ...
2
votes
1answer
3k views

What action is called when drafts are saved?

I would like to add a metadata field to the current post based on a checkbox in a custom meta box to be able to toggle my custom plugin on a post by post basis. For this I coded the following things ...
2
votes
3answers
3k views

Sending form data via PHPMailer - How to action PHP script from a form

Some easy points on offer... I wish to action a PHP script from a WordPress page but where is the best place to store the script? The script works perfectly fine using a non-WordPress environment in ...
1
vote
1answer
5k views

Should I use add_action('publish_post or add_filter('publish_post?

I am trying to trigger an extra function as soon as a certain custom post type is published function insert_table_products($post_id, $post) { if ($post->post_type == 'custom-products') { ...
1
vote
0answers
1k views

Having an add_action( 'user_new_form',) [closed]

I am using the following action; add_action( 'user_new_form', 'epx_add_user_form_to_admin_area',489); function epx_add_user_form_to_admin_area($current){ $current .= 'this is a test'; echo $...
0
votes
1answer
1k views

Is it possible to create an action hook using do_action() within add_action()?

Is it possible to create a new action hook like do_action('my-hook-name'); inside a call to add_action();? I'm aware this code doesn't work, but I was thinking something along the lines of... ...
0
votes
2answers
9k views

How to use create_term, edit_term, delete_term actions?

I've created a Custom Taxonomy and I want to hook a function when User adds new Term to my Custom Taxonomy. Can someone please show me how to use following actions in Wordpress? create_term edit_term ...
0
votes
2answers
5k views

How to hook into the quick edit action?

I found this solution to automatically assign parent terms when a child term is selected, which is working fine for the save_post hook: add_action('save_post', 'assign_parent_terms'); function ...
0
votes
1answer
298 views

An action hook where a comment meta is updated

By analogy to the hook on post meta update, I use the following code for hooking when comment meta value is updated. My comment meta key is "consider" and can have 2 values: 0 and 1. My Goal is to ...
0
votes
2answers
10k views

How to remove action from plugin?

I have a plugin that adds the following action which among other things sends out a registration mail when a new user is added: add_action('um_post_registration_approved_hook', '...
0
votes
1answer
13k views

wp_login action hook not working

I have spent many time looking for a solution to my issue, but in vain. Your help is invaluable. I am creating a simplified badge system. The goal is to increment the number of badges for a user if ...
5
votes
3answers
11k views

Removing an action from an external plugin class

I am using a plugin that has this line of code to add an action from the Eazyest_Frontend class: add_action( 'eazyest_gallery_thumbnails', 'ezg_thumbnails',5); I want to remove that and do something ...
5
votes
1answer
344 views

How to check if a hook is hooked or not?

For example: if ( is_hooked('hook_name') ) { throw new \Exception('You cannot hook to a protected action.'); } else { do_action('hook_name'); } Is there a way to define the is_hooked() function?
5
votes
1answer
4k views

When can you get current page ID and initialize hooks right after?

I'm developing a plugin and need to know on what page user is and then add specific hooks and filters for that page. And my problem is that is_page() and the_ID() doesn't work outside of wp, wp_loaded,...
4
votes
6answers
12k views

Custom post type save_post action not firing

Sorry if this is already answered on here. I looked around and couldn't see any answers to my question so I thought I'd post my own. I'm building a plugin for a client that gathers customer feedback ...
3
votes
1answer
4k views

What is the 'admin_action_' . $_REQUEST['action'] hook used for?

There's an action hook triggered in admin.php called 'admin_action_'.$_REQUEST['action']. Unfortunately, it's a bit useless for plugins as it's triggered at the very end of admin.php, after everything'...
3
votes
1answer
519 views

Can i check if user is doing any ajax request?

I make a custom user meta and its name is last_activity. I use this meta to get the date of user last activity and I updated the meta each time user open a page using WordPress wp_head action. My ...
3
votes
1answer
276 views

Using hooks to place content in theme dynamically

Alright, so I think I may be getting a little too complicated on this, but I basically want to know if this is possible. I am using a content slide function where I display some thumbnails within the ...