Method by which plugins and themes extend core WordPress functionality.

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2answers
65 views

action hook wp_head higher priority as all other plugins/hooks

I work a bit with the wordpress API and I want to try to include a <meta>-tag into my head area of my website. This is my code (works everything fine!): class dmd_noindex_options_page{ ...
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1answer
70 views

Adding dynamic section to WordPress

[Edit: I've added a more concrete example below] I need to convert a custom PHP site to WordPress. The site has 60,000+ media items along with a ton of metadata, all of which needs to carry over to ...
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1answer
117 views

Can I remove WooCommerce main content hook?

<?php /** * woocommerce_before_main_content hook * * @hooked woocommerce_output_content_wrapper - 10 (outputs opening divs for the content) * @hooked woocommerce_breadcrumb ...
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1answer
28 views

What hook/filter can I use to add/edit/show/hide the title under (on hover) links on the table view?

I'm not entirely sure the name given to these links, but the class is called "row-actions".
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2answers
530 views

How to add a button to custom post type's posts-page

How can I add a button to a posts -page. (In this case a custom post type). I'd like to place it next to, or near, the "Add new" button, to import content from a web service.
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2answers
834 views

Pass info from functions.php to plugin

What is the best way to pass some information from functions.php to a plugin? I need to give a user the ability to pass a piece of data from their functions.php file to my plugin. (It can be any ...
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1answer
56 views

get_header and hook avoid normal call

I would like to use a custom header, like get_header('new') But I cannot modify the templates easily where the calls are being made due to several reasons. (many files and same code base deployed on ...
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1answer
24 views

What's hook to use immediately after a user is authentcated [duplicate]

Does anyone know the add_action() hook to use immediately after a user is successfully authenticated. Hook Test based on @mmm's answer I ran this test from my mu-plugins.php file: function ...
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1answer
109 views

Execute a function when admin changes the user role

How can I execute a function, when admin changes the user role of a user? I have two user roles: one is agent and the other one is client . My need is that when admin changes the user role of ...
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2answers
270 views

add_action for unknown custom post types

If the custom post type is known (e.g., 'reference') then the add_action is add_action( 'publish_reference' , 'run_new_post_code' ); Great. But what is the proper code for an unknown custom post ...
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1answer
61 views

Namespaced action and filter tags

I'm upgrading several of my plugins to use PHP namespaces, so that functions, classes, constants etc are all namespaced correctly. <?php namespace my\plugin; function init() { ... } // ...
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1answer
397 views

Searching hook to set cookies before <head> and avoid “headers already sent”

I have written a plugin that sets cookies, and need to avoid the "Headers already sent" PHP error by placing the code at the very top before the head section. Themes usually place wp_head just before ...
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1answer
72 views

Add parameter (time) to oembed

I need to add a time parameter to the YouTube oEmbed callback. This time parameter should be set via URL. I found various answers which describe how to hook into the oEmbed callback, but none of them ...
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2answers
117 views

apply_filters/do_action tag characters limit

Does apply_filters/do_action $tag name have a characters limit? Can be any problems if the tag name is way too long? I ask this because I know that WP transients have a limit of 45 characters. FYI, ...
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1answer
135 views

How to hook in after user's registration email has been sent?

I want to redirect to a page after the user's registration email has been sent. What is the correct hook? user_register is too early, that is the user is entered into the database but the email ...
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1answer
508 views

Setcookie works on admin but not front end

I have a simple function to set a cookie to the value of whatever parameter is attached. For example, if I visit http://example.com/?devsource=http://dev.example.com/ it should set the value of the ...
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1answer
72 views

How to find a callback attached to a bbpress hook?

bbpress has a large number of callbacks attached to various hooks. I am familiar with this feature at the wordpress level but I am unable to locate where bbpress registers a large number of these ...
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2answers
76 views

How to place HTML below the title of the (custom) post overview

Edit: Yes, I know, I provided an answer to this question myself. However, I'm still interested in other solutions and/or comments on the one I found. Is this how you would do this? Are there any other ...
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1answer
382 views

Filter or action hook to insert content on admin pages before </body> tag

I am developing an administrator plugin and want to be able to write some HTML content just before the last body tag . This content will initially be hidden then displayed with javascript when a user ...
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1answer
123 views

Redirect logged in users if they are on a specific page

I'm trying to prevent a user access besides the admin to the registeration page and reset password page if they are already logged in. I have the following: function redirect_loggedin_users() { // ...
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1answer
4k views

Customize user account activation message

During the process of a user creating a new account, once they click on the link in the activation email, they receive the message on the login page: Your account is now active! Username: ** ...
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2answers
330 views

remove_action conditionally for Custom Post Type

By default, my theme is showing an author box below my posts. I am using a custom post type, and would like to remove this author box only on this post type. Here is how the theme is calling the ...
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1answer
240 views

Get current page_id before loop, in functions.php

In the Shoestrap theme, you often change content by using hooks. I want to add the following to functions.php but it doesn't work... // in functions.php if ( is_home() ) { add_action( ...
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1answer
3k views

woocommerce product attributes

Forgive me if someone has asked this before, but i am trying to get some attributes displayed next to displayed content of product. I see the hook woocommerce_before_single_product_summary that ...
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1answer
227 views

Should I use function_exists() and/or add_action() in theme development?

I'm trying to get my theme ready for publication on WordPress.org I got this feedback: function_exist() it is not preferable 3.0 design Now I wonder what I'm doing wrong. In the current ...
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2answers
319 views

How to trigger the core WPLANG to make automatically set a language when the theme is activated? [duplicate]

I'm developing a theme especially for Bānglā blog posting, and it'd be under GNU license. I questioned about a Calendar Widget translation with some problems today, and got a comment saying: I'm ...
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1answer
468 views

Set template based on query in URL

I want to be able to force WordPress to load an page/post based on a query in the URL. www.mywordpresssite.com/posts/myarticle?template=custom This URL should load the myarticle post using template ...
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1answer
514 views

How do I successfully create a hook for an email override?

I'm creating an online apartment rental application using Visual Form Builder Pro. I need to have completed forms go to certain managers based on the property selection. Once a user selects a ...
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1answer
535 views

Remove rewrite rules generated by plugin during deactivation‎

I have a simple plugin like the following add_action('generate_rewrite_rules', function ($wp_rewrite) { $wp_rewrite->rules = xxx + $wp_rewrite->rules; }); if (is_admin()) { ...
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1answer
663 views

How to remove a metabox from menu editor page?

I am not sure if it is much different for any page but I am wondering how to remove a metabox from the appearance>menu page without having to go into the wordpress core files and remove it. Is there ...
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1answer
408 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 ...
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1answer
403 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 ...
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1answer
206 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 ) ...
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2answers
248 views

Strict tag list - user should choose only existing tags for posts

While selecting tags for the posts the user is able to create new tags on fly. For example we have the tag 'animal' but the user misstpye it as 'aminal' - and Wordpress creates it. In our blog the ...
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2answers
970 views

Filter all html output

I would like to make sure no email address is published in plain. So i developed a plugin that replace all email addresses by a spambot-safe alternative. But some users put their email address in ...
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1answer
545 views

Add custom column in custom post type edit page

I am using the Content Scheduler plugin to control the post expire. The plugin will add a expiry date column on the wp-admin/edit.php in page and post. However it doesn't show in custom post type page ...
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2answers
164 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', ...
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1answer
3k views

Changing “Lost Password Email Link” to custom password reset page

On the Wordpress site I am working on, subscribers will not be allowed to see anything in the backend at all. Because of that I am creating a custom pages for the Wordpress login page that subscribers ...
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1answer
1k views

Is it possible to Hook/Filters Attachment Creation?

Is it possible to hook or filter the attachment creation process? More specifically is it possible to hook into the attachment creation so that I may parse the attachment’s filename, populate the ...
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3answers
605 views

Two-step login process - Is it possible?

Is it possible to do the following with Wordpress (without hacking too much code - I would like to make this a general plugin using simple hooks)? Log in with the username/password. If ...
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1answer
472 views

Hook any php file into the wordpress api

Say I just have a dumb .php file sitting on my WP server and I wanted it to access WP info through the API, how would I go about doing that? For example if I wanted to call bloginfo('url'); As I ...
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1answer
459 views

Proper indentation of code generated inside hooks

I really like having my code all properly indented and all, but all the code generated by wordpress, like the one that appears on the header when we use wp_head(), loses all the indentation. I think ...
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1answer
494 views

Event Calendar using insert_post_data after save_post and insert_post after post_transition draft_to_schedule

OK, I'm taking on the dreaded task of developing an event calendar for my site and have gotten a bit stuck. I'm open to any and all ideas but here's what I'm doing and what I'd like to do. I'm ...
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1answer
23 views

Plugins rewrite rules the right way

I need to create rewrite rules for my plugin. This plugin will be running on a very large WordPress Network (+2000 sites) so performance is important. Most tutorials and the codex recommend to ...
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2answers
33 views

In WooCommerce I need to modify the thankyou.php page

In the thankyou.php template there is an action showing the section marked in red in the image. The problem is the caption/title "Our Bank Detals" should be above the description not beneath. The ...
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3answers
50 views

Trying to understand order and frequency of action hooks firing

I'm working on a plugin that modifies user capabilities and turns off a lot of things in the Admin pages. I'm having some problems with order of execution with my code, so I want to refactor it and ...
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2answers
49 views

Don't delete a page if it holds users

I have to do something but I just can't come up with a way to do it. On one hand I have created pages who are companies. So every page is a company-page. On the other hand I have created users who ...
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1answer
358 views

Issue adding text after short description on product pages Woocommerce [closed]

I am trying to add some text after the short description on woocommerce. I have come up with the following add action but when I use it, it replaces the existing short description text. Is there a ...
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1answer
81 views

Filter for Admin Nav Menus Drop Down

In short, is there a filter for the Admin Panels Nav-Menu Dropdown List? For non-administrators I need to remove access to modifying / selecting a specific menu but still allow access to other ...
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1answer
38 views

Hook for when a page template is changed

I know that you can remove the editor section of the page editor page ( :/) depending on the template chosen using add_action( 'load-page.php', 'hide_editor_function' ); (with proper functionality of ...