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

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0
votes
1answer
2k views

is there an update_post_meta action

Are there any actions I can hook into for update_post_meta()? I don't see anything obvious in the source. Woocommerce lets you change the featured status of items via ajax from the edit screen. I ...
10
votes
4answers
2k 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 ...
0
votes
1answer
63 views

How do i know which action / filters are called when i call get_option()

I need to know which action / filters are called when i do a get_option() call, how can i do that?
5
votes
1answer
1k views

Difference between do_action('admin_enqueue_scripts', $hook_suffix) and do_action(“admin_print_styles-$hook_suffix”) syntax

Source ref: do_action('admin_enqueue_scripts', $hook_suffix); do_action("admin_print_styles-$hook_suffix"); Laying aside the obvious difference in base action ( admin_enqueue_scripts vs ...
1
vote
1answer
900 views

Get the post_id of a new post

There are several ways to get the id of a post after it has been saved (auto, etc.), but is there a way to get the post id immediately after you create a new post? I am trying to create a directory ...
2
votes
1answer
1k views

Add something to beginning of content with add_action('the_content')?

I'm using add_action('the_content', 'myFunction', 10) to append data to the end of the content. How can I place content at the beginning of the content?
0
votes
2answers
2k views

How to append new form elements in “Add New” form of Users in Wordpress admin panel?

I'm developing a WordPress plugin and I want to append some extra form fields in add new form of Users section inside admin panel without editing core files. Can somebody help me in achieving this.
0
votes
1answer
118 views

Bug: Post needs to be updated twice when adding action for save_post hook

My function does exactly what I want it to do: I'm trying to add/update meta fields in another post type when an "events" post is saved. Except the post needs to be updated twice for the information ...
0
votes
2answers
1k views

When is admin_init Action ran?

I have this function below that is called with the admin_init Action function my_flush_rewrites() { global $wp_rewrite; $wp_rewrite->flush_rules(); } Like this ...
2
votes
1answer
557 views

add_action 'manage_posts_custom_column' in a class [closed]

I think this may be more of a general php question but I am posting it here as it relates to a WP function. I am having some issues with an add_action on manage_posts_custom_column inside a class. ...
9
votes
5answers
8k views

add_action reference a class

Is it possible to reference a class instead of a function in 'add_action'? Can't seem to figure it out. Here is just a basic example of the function in question. add_action( 'admin_init', 'MyClass' ...
0
votes
1answer
51 views

How can I get more out of `$post` in an `add_action` callback?

I have the following action callback set up: function abc_save_post($post_id, $post) { // do stuff echo '<pre>'.print_r($post,true).'</pre>'; } add_action('save_post', ...
2
votes
2answers
3k views

Why is `add_meta_box` not working?

I'm trying to add some meta fields to a WPSC product using the following code: /** * data callback */ function abc_callback($object, $box) { echo 'callback executed!'; } /** * add custom ...
1
vote
4answers
288 views

Remove action from shortcode

There is add_action() function inside function which is callback for add_shortcode(). Any idea how to remove this action with the help of custom plugin? Should I hook to any action which is called ...
2
votes
1answer
2k views

How can I remove “Proudly powered by WordPress” from twentyeleven without modifying footer.php?

How can I remove "Proudly powered by WordPress" from twentyeleven without modifying footer.php, and without creating a child theme? I'm looking for a php command, such as add_action, remove_action, ...
3
votes
1answer
2k views

add_action in a function, is it possible?

I am trying to add some js to the head using add_action('wp_head', 'js_func'); which works when posted just after the function, however I do not want it posted on every page, just the page that it's ...
1
vote
2answers
729 views

action lifecycle

I'm looking for a documentation page where wordpress action lifecycle is explained. Does it exist? I can't understand if init is called before admin_head or viceversa (even if the name is ...
24
votes
1answer
6k views

Passing a parameter to filter and action functions

Is a way to pass my own parameters to the function in add_filter or add_action. For example take a look in the following code: function my_content($content, $my_param) { do something... using ...
1
vote
0answers
70 views

Selectively applying action based on role

I've added an action to my functions.php file that forces a plugin (Content Scheduler) to act on posts, even when it wasn't explicitly enabled by the person writing the post. I've got that working, ...
3
votes
1answer
85 views

How do I know if author field was changed on post save?

I'm writing a plugin that sends notifications on various post events. One of the notifications should be sent when a post is assigned to a different author. How can I know that the post author was ...
1
vote
2answers
815 views

where is the documentation for add_action() parameters?

I am reading the source of a plugin (gallery to slideshow plugin) to make it behave like i want and it is using an action add_action( 'the_posts', array( &$this, 'have_gallery' ), 10, 1 ); I ...
0
votes
1answer
2k views

add_action hook for publish_post not working

I can't get my function to trigger on post update or save. I've found a couple of other forum posts around with the same problem, but never an answer :( My code is as simple as: function ...
0
votes
1answer
215 views

Missing argument for the function

do you know why i am missing argument 2 for this function? add_action( 'admin_notices', 'notice_handler', 10, 2); function notice_handler($error_token, $error_tag) { ... } } but when i ...
0
votes
1answer
443 views

Adding tables to dashboard pages programmatically?

I think that is not possible with some actions or filters, I know that I can do it just with html and using right css styles, and of course php to achieve what I need, or to write some minde actions. ...
0
votes
2answers
256 views

Custom Post type forgetting data

I just set up a custom post type, mostly following this tutorial. I'm setting up things on my site now, doing a lot of CSS modifications and such, and every few minutes the post just forgets ...
4
votes
3answers
6k views

Perform an action when post is updated/published

I'd like to run a custom query using some meta data whenever a post is updated or published. Is there something I can put in functions.php to fire when those events occur?
3
votes
2answers
768 views

Can an action callback prevent the parent from continuing execution?

I'm working on a plugin that interacts with Gravity Forms, and under certain conditions I want to prevent a form from being deleted. Here's the method in Gravity Forms that handles deleting a form: ...
2
votes
2answers
134 views

What's the best action to use when you want to do something only once per theme setup?

I'm writing a theme which has it's own set of database tables. I'm wondering what is the best action for me to use when I want my install function to be invoked only once when the theme is activated ...
6
votes
1answer
3k views

How to override existing plugin action with new action

I'm using a plugin. It has an action like this. add_action('publish_post', 'old_action'); function old_action($pid) { "code goes here" } } I'm writing a module for this plugin. So i need to ...
0
votes
1answer
2k views

Getting admin notices working for plugin errors

I'm beginning with creating plugins and I don't quite understand the process of displaying error messages. e.g. I use the php readfile function to download a file from a hidden location. If something ...
0
votes
1answer
1k views

prevent post submission

I'm using a meta-box for custom post type. I have three problems: WP seems to run the function that I attached to the "save_post" action, every time a new post is opened for editing or reloaded. Is ...
2
votes
2answers
1k views

How to get post ID in post_updated action hook?

I want to execute a function, myfunction() [hypothetically named], whenever a page is updated in the admin. The function doesn't do anything to the content that is saved—it just runs an unrelated task ...
3
votes
1answer
2k 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 ...
0
votes
1answer
287 views

action wp_set_comment_status never gets fired when i change the comment status [closed]

I want to run some code on comment status change so using the action wp_set_comment_status but it seem to never fired when comment status gets changed. I am using wordpress 3.3.1. Here is a simple ...
1
vote
1answer
500 views

Does BuddyPress Have An Action Hook for remove_user? [closed]

BuddyPress has a behavior for removing users that does not run through WP's deleted_user action. I have a hook in my plugin for add_action('deleted_user', 'myScript'); but it only works for ...
1
vote
2answers
3k views

Hook to get image filename when it is uploaded

I want to get the full local filename of an uploaded image so that I can copy it to a new directory and process it with my own image processing scripts. Which hooks/actions should I look into to ...
1
vote
2answers
157 views

how to determine how many and what kind of arguments are passed to hooks

I am not able to understand a very logic behind add_action / add_filter Consider following example: function SearchFilter($query) { if ($query->is_search) { $query->set('post_type', ...
2
votes
2answers
515 views

Run javascript code after wp_login hook?

After using the wp_login hook, is it possible to add a snippet of javascript code to the page seen immediately after the login in wordpress? I want to use this top implement a notification system ...
0
votes
2answers
1k views

Get post id in wordpress action?

I have this code add_action( 'delete_post', 'my_delete_function' ); function my_delete_function() { global $wpdb; $wpdb->query(" DELETE FROM wp_votes WHERE post=".$thePostID." ;); } ...
3
votes
2answers
108 views

Which to use to execute code during the saving of a plugin settings page?

I'm writing a plugin with a settings/option page and I want some php code to be executed whenever someone saves the settings on that page and that page alone. Which actions do I need to hook into to ...
0
votes
1answer
258 views

save_post action doesn't passing post id to my function as argument

I'm adding a box to add / update post screen. add_action( 'save_post', 'psd_upload_kaydet' ); add_action( 'add_meta_boxes', 'psd_upload' ); function psd_upload() { add_meta_box("psd-upload", "Bir ...
0
votes
1answer
217 views

Setting post_id for single.php based on URL without a redirect

I'm migrating a Joomla! database to Wordpress and the website has to remain exact regarding URLs. The Joomla site has its posts with .html extensions, and the importer I created maps the Joomla file ...
0
votes
1answer
294 views

How to use add_action inside files included by theme's functions.php

I've a functions.php inside my theme folder. The first line of functions.php is require_once 'custom.php'; inside custom.php I have this simple code: add_action('wp_print_scripts','add_js_vars'); ...
1
vote
1answer
816 views

When to load auto-login code?

I'm using this (simplified) code to automatically login users via a plugin for a single sign-on system: $user_info = get_userdatabylogin( $username ); $user_id = $user_info->ID; ...
0
votes
1answer
513 views

A unique wp_schedule_single_event() for each post?

I'm building a site for a client that requires sending out emails about each post at various dates (i.e. two weeks before after the post was published, then again four weeks after the post was ...
1
vote
0answers
155 views

Save modified Custom Field content into another Custom Field on article save [closed]

In my articles I allow editors to enter a date in a human readable dd.mm.yyyy format into a custom field. But I also need this date as unix timestamp in the DB. So I wrote a function which takes the ...
0
votes
1answer
131 views

An action that runs after each post in the loop on index/archive page?

Is there an Action/a Filter that runs just after each post/post excerpt is displayed on these 2 pages? I use the_content and get_the_excerpt currently, but the_content causes a conflict with some ...
2
votes
2answers
2k views

add_action for saving a custom menu

Say you have custom menus enabled with your WP theme. Is there any action associated with saving a menu once you've arranged it accordingly? To further clarify: say you've arranged a menu with some ...
15
votes
3answers
5k views

remove_action or remove_filter with external classes?

In a situation where a plugin has encapsulated its methods within a class and then registered a filter or action against one of those methods, how do you remove the action or the filter if you no ...
1
vote
3answers
6k views

How can I edit post data before it is saved?

I have a plugin and I would like to be able to run the post content through some filters before it is saved to the database. From looking at the plugin api, I see that two hooks that look like they ...