Method by which plugins and themes extend core WordPress functionality.

learn more… | top users | synonyms

2
votes
3answers
3k views

How do I implement the Wordpress Iris picker into my plugin on the front-end?

This question here is asking the same question as I am, but there were no adequate answers nor a selected correct answer so I am asking again hoping if I ask in a more coherent manner I might get a ...
1
vote
2answers
933 views

WordPress Ajax Problems

Update I got it to fire using the following curl command: curl -H "Accept: application/json" -X POST http://localhost/wordpress/wp-admin/admin-ajax.php -d ...
5
votes
2answers
2k views

How to remove the Theme Customization Button from the dashboard and themes options page?

In my Wordpress theme that I've currently been building I do not take advantage of the Wordpress Theme Customization API. As much as I would like too, I've invested far too much time into my own ...
2
votes
1answer
1k views

How can I hook into creating a new post and execute wp_die(), before the post is inserted into the database?

Info about wp_die from codex: Kill WordPress execution and display HTML message with error message. A call to this function complements the die() PHP function. The difference is that HTML will be ...
3
votes
1answer
536 views

get_query_var() not working in pre_get_posts

I'm using the pre_get_posts hook to order the main query on all my custom post type / taxonomy pages using a custom meta value. As part of the logic, I am trying to determine which taxonomy is ...
1
vote
1answer
386 views

Implement Hooks Using Array

I'm trying to implement some hooks into a theme, but rather than write out every hook with repetitive code I was wondering if I could use and array to declare the hooks instead. E.g. ordinarily i'd ...
0
votes
3answers
114 views

How to hook into publish_posttype?

I'm trying to hook into WordPress publish. The code below is what I'm using, but it doesn't appear to be running. I have it in a plugin file that I deactivate/reactivate each time I make changes ...
0
votes
1answer
287 views

Incorrect data after modifying post using backlink from wp_die

I have hook: function myHook( $post_ID, $post ) { $data = get_post_meta($post_ID, 'data', true); if ($data) { _log('data:' . $data); /* here some checks and validation */ ...
4
votes
1answer
5k views

Trigger custom action when setting button pressed

This is my first wordpress plugin and I'm running a lot of trouble making it work, it almost work fine but I don't find a way to accomplish this specific thing. Basically I've my custom setting page ...
5
votes
4answers
2k views

Is there a limit to hook priority?

When I wish my filter or action hook to override all others, I will assign it a priority of 999. However, lately I have been seeing some people use extreme values for the priority, such as 20000, and ...
-2
votes
1answer
76 views

str_replace css meta tag?

I'm trying to modify the css meta tag and make use of a CDN url - and other things. What I have tried (as a quick test) is : function change_stylesheet_loc($uri) { $uri = ...
1
vote
3answers
573 views

How can I filter blog name?

I want to filter the blog's name for Google's user agents. I have tried the_title, the_content, comment_text, single_post_title, wp_title, category_description, bloginfo hooks, but none of them ...
1
vote
1answer
330 views

Alter image output in content

I'm trying to implement the JAIL javascript into my WordPress install. The javascript requires me to add a data-attribute and change the output html of images. I have been looking through the codex ...
0
votes
1answer
253 views

Thickbox 'tb_unload' function being called twice

When closing the Thickbox (by clicking on the cross), I am invoking the following function, by hooking it to the tb_unload action. However, the action is being called twice for some reason, and I ...
2
votes
1answer
62 views

comment_email hook doesn't seem to work for comment editor field

I am building a plugin that allows users to PPK encrypt their users' IP/email data. Thus, IP/email data is set to dummy values in the comments table and encrypted values are stored in corresponding ...
1
vote
1answer
107 views

Conditional hook based on the core function that is calling it

In a Multisite, I'm applying the filter get_blogs_of_user to sort the "My Sites" admin bar menu, where the sites are listed by blogname: What happens is that I'd like another order elsewhere, where ...
0
votes
1answer
609 views

Plugin uninstall function is not working

I am updating my plugin for Wordpress version 3.5 compatibility. These are my important plugin files: Sort_SearchResult_by_Title.php: <?php if(!class_exists('Class_Sortsearchresults')) { ...
0
votes
1answer
3k views

Using the 'draft_to_publish' hook (post status transition)

I am trying to use the draft_to_publish hook (http://codex.wordpress.org/Post_Status_Transitions) to run a function when a post that is a draft becomes published. This hook does not appear to be ...
0
votes
1answer
119 views

How do I replace title with my plugin?

I am developing a plugin for WordPress 3.5. My blog's default title is "Test". Here is some code of my plugin: add_filter('wp_title', 'my_replace_title'); function my_replace_title(){ return ...
0
votes
1answer
146 views

template_redirect not being called when using ajax

Usually I hook all my custom plugins code with the template_redirect hook but one of the issue I encountered is it does not work for the ajax call. So if I want to target both standard calls and ajax ...
0
votes
1answer
90 views

What's the hook for filtering every texts of site?

I'm developing a plugin to replace a character that google doesn't show it with an accepted character. I want to get all the texts that wordpress returns (content, comments, title, names, etc.) but I ...
2
votes
2answers
2k views

Make W3 Total Cache “Empty All Caches” function purge varnish [closed]

Right now, when I perform "Empty All Caches" it doesn't send a PURGE request to varnish. The result is that varnish isn't being refreshed. Is there a way that I can make varnish purge it's cache when ...
2
votes
2answers
62 views

Searching a hook which triggers when deleting a post to get all comments

When deleting a post, all comments associated with this post get the status "post-trashed". I'm searching a hook for this event. Tried these one without success: comment_approved_to_post-trashed ...
1
vote
1answer
761 views

How to delete all post and attachments of a user when I delete it?

When I delete a user, WordPress can just delete the post or page of this user, not his custom post and his attachments. An idea for a special hook? add_action( 'delete_user', 'my_delete_user'); ...
0
votes
2answers
619 views

'save_post' hook not working in WP 3.5

I used to have an extra option added to the 'Edit Media' screen (using the attachment_fields_to_edit hook, and then saving with attachment_fields_to_save). However, I've updated to 3.5 today, and the ...
1
vote
1answer
908 views

How to Add Custom CSS to the Media Thickbox?

I've added a couple of custom fields to the Edit Media screen, but when these are displayed in the WP Media Thickbox (when adding images from the Edit Post screen, for example), the styling is gone. ...
2
votes
1answer
2k views

How to add hook to the_title() and get_the_title()

I've having trouble with accented characters now if i do utf8_decode() before echoing the title the problem is solved but instead of changing this all over my theme, can't I do this in one place that ...
1
vote
1answer
364 views

Count singular post views automatically

I'm trying to add some function to each loop called in the themes. What I'm doing is I add a function to count post view from here post views without plugin, to use the function I need to add this ...
6
votes
1answer
825 views

Hook into WordPress update?

I'd like to know if there's any way to hook into WordPress update process and send $_POST variable to update server? I'm delivering plugin/theme updates from private server and I hook into this: ...
1
vote
3answers
10k views

Woocommerce Product Category Widget - hide categories that have no products in stock [closed]

I'm using WooCommerce on my Wordpress site, and have a widget in the sidebar showing all product categories. It's setup to hide empty categories, and that works well. However, it still shows ...
0
votes
1answer
311 views

load-* hook for dashboard

I'm trying to add a screen option to the dashboard screen. I have a function like: my_function() { ... add_screen_option() ... } Now, I need to know the correct action hook $hook to ...
0
votes
1answer
118 views

What hook is used to display the admin_bar on the front end?

Or, how is the admin_bar displayed at all? I'm looking to display a similarly styled menu, but for all users who visit.
1
vote
2answers
53 views

Adding a form at the end of the content

I'm trying to add a little form after each post for a plugin I have to code, but I'm not very familiar with Wordpress. By using add_action with the_content as hook, I was able to add some text to the ...
3
votes
3answers
1k views

How to Debug the 'save_post' Action?

Is it possible to validate PHP code? I have a Custom Post Type (Film) with Custom Meta Boxes. Everything is working fine, I can add new Films and details to the Custom Meta Boxes. My problem is ...
0
votes
1answer
109 views

Function is Missing an Action Hook

I have tied an action into a status change, which works on the backend. However,using a frontend button for updating post status does not trigger the ...
1
vote
3answers
516 views

How do I display only the latest post on my home page, while maintaining proper plugin hooks?

What I'm trying to do is display the most recent post (a la my theme's "single.php") on my "home" page. This is complicated by the fact that I have certain plugins (specifically, Scripts n Styles) ...
5
votes
1answer
75 views

Do WordPress Core Filenames Work as Hooks?

This is in reference to another answer here on wordpress.stackexchange. The answerer used the filename as the hook to enqueue scripts and styles to certain pages. add_action( ...
1
vote
3answers
101 views

When to use actions and when to use filters

I'm trying to understand where to use filters and where to use actions. Suppose I have a query in a plugin, which later add on modules might modify to change the results of the query, thus modifying ...
0
votes
1answer
323 views

frontend show edit profile with selected custom options

So I have many custom user profile fields. When I use do_action( 'show_user_profile', $profileuser ); hook it displays all custom user profile fields.. But I would like to show only certain fields. ...
1
vote
4answers
2k views

How to inject content after <body>

I would like to inject some elements directly after the <body> tag. Is that possible using only WordPress hooks?
5
votes
2answers
404 views

Is there any debug toolbar that shows whick hooks are called for the current page in Wordpress?

In Django there is a debug toolbar that shows which template files and hooks are called while rendering a page. Is there any plugin that shows which hooks are called for the current page in ...
3
votes
2answers
3k 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 ...
1
vote
2answers
122 views

Failed to invoke other hook from the init hook

Related to this question (Use wp init hook to call other hooks?) but not the same. Sometimes, I found that the hook will failed to run when I place inside the init hook, e.g. Not Work: ...
0
votes
2answers
678 views

How to Modify Default Text in a Custom Taxonomy Admin Panel?

I’d like to make a tiny change in one of my custom taxonomy admin panels: rename the label "Description" to "Title".
2
votes
1answer
1k views

WP Multisite: Adding pages on blog creation by default

I’d like to have a page added by default when a new site is created with WP Multisite. So I have my function that creates two pages: function my_default_pages() { $default_pages = ...
1
vote
1answer
183 views

Checking post format during xmlrpc_publish_post

WordPress apparently stores post format information outside of the $post object. During publish_post this isn't (usually) a problem because you can check on formats via get_post_format( $post->ID ) ...
6
votes
2answers
1k views

Action hook for custom tax edit

So, i have a function in my template file functions.php which cache a search form that contain a custom taxonomie terms. I want to flush cache (or delete one cache group) when I add/delete/edit terms ...
2
votes
0answers
36 views

How to hook into unregistering a widget instance?

I would like to hook into a widget instance after it is removed from a sidebar panel on the Appearances -> Widgets admin page. So if the instance was an active widget and then removed, I would like ...
0
votes
1answer
3k views

Filter WooCommerce Orders

I am using woocommerce for a "multi-seller" system. Meaning one site (no multi-site), but many sellers with different products. To let each owner only manage it's own orders, it would like to filter ...
0
votes
1answer
385 views

Change the look of the media uploader

I have been trying to find out for a while now if there is a way to totally change the look of the pop up media uploader. How can I alter the content and the layout of that page? Which hooks should I ...