Method by which plugins and themes extend core WordPress functionality.

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1answer
9k views

The hook for the AJAX Add to Cart button?

Anyone here ever had the need to add the AJAX add to cart button (the one located on product archives) on a custom query post output? Do you mind sharing the hook? I can't seem to find the correct ...
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1answer
865 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
533 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
158 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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3answers
590 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
441 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
452 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
485 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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3answers
11k views

Remove title attribute from images

I'm looking for a way to remove the title attribute from images, preferably through using a hook or a filter. Most clients don't bother giving images a proper title, thus eliminating the purpose of ...
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1answer
28 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, ...
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1answer
49 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
31 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 ...
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1answer
47 views

Hook (or other way) to find out when another plugin is activated / installed

Is there some way to run a function when another plugin is being installed and/or activated? Basically I need something like register_activation_hook only for other plugins. The use case: I want to ...
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1answer
67 views

Any hook for pre-plugin-update -either bulk or single plugin update

Any hook is available on before the plugin update action ? i searched in hooks library . What is the exact hook? . Doing some stuff before updating plugin/theme .
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1answer
77 views

Is there an earlier hook than login_head or login_enqueue_scripts?

What I have: A basic plugin that enqueues a style-sheet and JavaScript file to modify the log-in forms. The logo, colour scheming and other styles are affected. My problem: As the /wp-login.php ...
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2answers
440 views

How to override WordPress registration and insert an auto-generated username?

I need to auto-generate usernames upon WordPress registration. I have a custom registration form set up and would like to create the username in functions.php. Can someone tell me why this isn't ...
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1answer
155 views

How to initialize something in unit test before the init hook being called?

I've a simple PHP Unit written for WordPress and want the initialize code before the main 'init' action being called from the plugin I want to test, e.g. class MyPlugin_Test_Example extends ...
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1answer
149 views

How to increase password requirements for registration [closed]

Ok I have buddypress installed which lets users choose a password at registration but it has zero requirements for it only asking that it be entered twice. So you can have a single character password ...
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1answer
92 views

Wordpress capabilities and restricted categories access

I've a Wordpress blog to share content with some people only. Users has to login to access this website. I created new roles and new capabilities on this blog. I've got some articles which belongs ...
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1answer
177 views

Plugin activation hook in an abstract class

I would like to create a common abstract class to use for every WordPress plugin that I develop. As a part of the class' initiation process, I would like to fire the activation hook which calls an ...
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1answer
665 views

Remove “Get Shortlink” button in admin of custom post type

I want to remove completely this section under my title in my custom post type. (I don't need this because I use this only for content management). With this piece of code I can remove the ...
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1answer
158 views

Injecting a custom sql query into a page/theme

I have written a custom sql query for our WordPress website (fairly elaborate and not achievable with the standard wordpress code) and I've got it to run via $pageposts = $wpdb->get_results($query, ...
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2answers
1k views

Update meta values with AJAX

I am working on a voting system in Wordpress. I first made it with GET requests but someone told me you should not use GET for this, So I started working with AJAX to update custom fields/meta values, ...
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1answer
99 views

Posts are duplicating on wp_post_update

I have stucked in writing a simple function that on certain page update refresh all posts in a custom post type. Here is my code (based on this): add_action('save_post', 'bulk_refresh'); function ...
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1answer
288 views

new_to_publish fires multiple times

i have been trying to use draft_to_publish & new_to_publish to create an update when ever a post of a specific type (cpt) is published... it works but published 600+ times instead of one time! ...
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1answer
2k views

Problem only while using require_once() within functions.php

I use add_theme_page() within my child theme's functions.php implemented something like this... // other functions located here that create a custom options page in the Dashboard. // THIS IS NOT A ...
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1answer
180 views

What filter should I use to insert a button inside on Media>Add New

I am adding a new way to upload a media file to WordPress. So I am looking for a way to add a link or a button to the Upload New Media page. What is the recommended filter? Or is there another better ...
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1answer
111 views

How to hook some Unicode texts into calendar widget safely?

I collected a good numerals replacing function for WordPress calendar: function make_bangla_number($str) { $engNumber = array('0','1','2','3','4','5','6','7','8','9'); $bangNumber = ...
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1answer
42 views

Inserting above the comment template

I want to insert content, just above the comment template.I have tried all the word-press filters and hooks but failed. I want to insert the content above the comment template, I mean above all ...
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2answers
447 views

Conditionally call add_action depending on post_type?

When building a plugin, I know that you can hook into a function to run some code like add_action('admin_footer', array($this, 'custom_function')); And within that function, test for post_type like ...
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1answer
294 views

Determine plugin name from within plugin_action_links filter

Is there any way to determine what plugin the plugin_action_links filter is addressing when it processes the filter? I'm trying to add some actions for each plugin on the /wp-admin/plugins.php page. ...
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2answers
465 views

Passing values from a widget to a function within a plugin

I have a plugin that is built with many widgets. A widget's bundle. Each widget creates it's own custom CSS code. Instead of having messy source code where I display 15 different sets of inline CSS ...
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1answer
587 views

Post Content, Special Characters and Filters

I added a hook to the_content. add_filter('the_content', 'edit_the_content'); function edit_the_content($content){ return $content; } Pretty simple right? However, when it output $content from ...
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1answer
228 views

admin_notices after register_uninstall / deactivate_hook

I've successfully added admin notices to display on register_activation_hook, and when the plugin updates, but I'm not seeing any way to display admin_notices after the uninstall or deactivation ...
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2answers
160 views

ajax, right way to do it and make it works?

I'm new to wordpress but have knowledge in php and javascript. I read a lot of blogs about ajax call in wordpress. I also read some posts on this forum. However, I still have some difficulties making ...
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2answers
1k views

gform_after_submission content appears immediately after <body>, not in post body [closed]

I have the following function that successfully uses form fields (IDs 13 and 18) from a Gravity Form (ID 18) as parameters within wp_query. This displays a list of posts with specific taxonomy terms ...
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2answers
601 views

Hook before inserting user into database

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 ...
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1answer
1k views

Hooking after get_header()

Does anyone know a good way to hook just after get_header() without hacking the theme? I know you can hook before the function loads header.php but I am trying to insert some HTML just after ...
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1answer
250 views

How to display a message about updates in the plugin list

I am trying to use the hook in_plugin_update_message in order to display a one line message below the name of my plugin in the admin plugin list section. However, the function called in the hook does ...
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1answer
114 views

Create hooks based on an array of hook names?

I have this idea where I would create a class that would take in a set of hook names then create them, for me to use when ever, and where ever. Currently the way to create a hook is we do something ...
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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 ...
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3answers
579 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 ...
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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 ...
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1answer
766 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'); ...
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1answer
910 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. ...
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3answers
518 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) ...
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1answer
345 views

Adding option to Gallery shortcode

just starting out in WP dev, and I'm looking for any guidance I can get. What I'd like to do is use a hook or filter to add my own option to the core WP gallery shortcode. I would want it to work just ...
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1answer
313 views

Strange behaviour with add_{$meta_type}_metadata | add_post_metadata filter

I'm unsuccesfully trying to use the add_{$meta_type}_metadata. This filter is called inside add_metadata function (wp-includes/meta.php:31 in Wordpress 3.4.2). In particular I wanna hook ...
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1answer
227 views

Hook when new CPT published AND postmeta inserted

I would like to know if there is a hook that fires when a new CPT is published and its postmeta has been inserted. I was using publish_mycpt but found that the postmeta wasn't being saved at that ...