Tagged Questions

6
votes
1answer
193 views

How to create an API for my plugin?

I have been developing plugins for WordPress. Most plugins I have developed with two three classes and not so huge like Buddypress, WooCommerce or etc. I am planning to make two open source plugins ...
1
vote
2answers
32 views

Replace a word with a word in the URL string

I'm trying to replace a word on every page for example "Denver" with a word from a URL string, so I'll have like ?city=Atlanta in the URL. So I was thinking of using PHP's GET to just get the city ...
1
vote
0answers
59 views

Filter list by a unique meta value dilemma

I'm been racking my head at this for a while now, and I can't figure out how to fix the code. Here's the issue; I found a snippet of code online to filter my post results in edit.php based on ...
0
votes
1answer
34 views

How to get current action?

I am developing custom registration form. Is it possible to get current action (comment adding or user registration) in function? For example i am using: add_filter('preprocess_comment', ...
0
votes
1answer
160 views

Where is the best place to use add_filter

Should I use the function add_filter In my plugin's init action hook or just the in the main plugin script? Since sometimes I found people is using filter all over the place and if I put in the init ...
1
vote
1answer
100 views

Convert hyphen to underscore in permalinks

I would like to use underscore in my permalinks instead of hyphen. Current permalink: www.example.com/2013/01/hello-this-is-a-test-post/ Desired permalink ...
2
votes
1answer
48 views

Is it possible to use object in add_action?

So is it possible to do something like this with add_action? class class{} $my_class = new class; add_action('init', 'my_class');
0
votes
1answer
193 views

Displaying custom taxonomy in the admin list of a custom post type

I'm trying to list the terms of a custom taxonomy ('genre') in the overview table in the admin area for a custom post type ('station'). To get this, I tried the following code in my theme's ...
2
votes
5answers
236 views

How do I make a theme “plugin-ready”?

How do I revise a theme so that I can publish my event hooks and anyone can build a plugin to add new functionality easily to my theme?
0
votes
1answer
70 views

create 2 custom columns in page edit in Admin panel

Hey all i have this code here: if ( !function_exists('AddThumbColumn') && function_exists('add_theme_support') ) { // for post and page add_theme_support('post-thumbnails', array( ...
2
votes
1answer
104 views

How to update feed only 2-3 times a week (for Feedburner email)?

So many of you know that Feedburner is a great (free) tool for sending out newsletters. The problem is that if you add content everyday, everyday emails will be sent out. I'd like to control on ...
1
vote
1answer
96 views

Stop loading “collaborators” users on add new post or page?

So our website has about 20k "collaborators" type of users and we'd like to stop loading all of them on the select box on the "add new post" or "add new page" PAGE. Maybe load only authors and above ...
1
vote
1answer
82 views

Valid filenames for add_action's first parameter

Some examples in WordPress' docs pass a filename to add_action rather than an action name. For example, add_action( 'load-post.php', 'callback' ); add_action( 'load-post-new.php', 'callback' ); ...
0
votes
2answers
619 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.
1
vote
2answers
120 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', ...
0
votes
1answer
369 views

Anonymous function is executed twice in wp_head while added from the_posts filter?

I know this sounds complicated, so bear with me. I'm trying to add certain custom css styles based on the shortcodes(if any) in the current post/page. function load_shortcode_styles($posts){ ...
1
vote
1answer
158 views

Combining action and filter?

I tried to set up different video oembed size for content and sidebar. I can set up video size with embed_defaults filter. But this filter works for the whole site and I need to have smaller video ...
1
vote
2answers
451 views

How do I add a TinyMCE row that all users can see, instead of just admins?

Currently I have successfully added a row of shortcode buttons to the TinyMCE editor in WordPress. The problem is, only admins can see the row, and I need contributors and editors to see it too. I ...
4
votes
1answer
169 views

Why, Where, and When to use reference pointers in filters/hooks?

Why, Where, and When to use reference pointers in filters/hooks? What are the potential cons of not using them when suggested or required? Just looking for a more detailed answer than the codex ...
0
votes
2answers
420 views

Editing wp-config.php

I need to add the line define('WP_POST_REVISIONS', false); to my config.php , so that post revisions are disabled. I don't have access to wp-config.php, I have permission to edit my theme and ...
0
votes
1answer
317 views

Using add_action before add_filter on a plugin?

I'm writing a plugin and having a problem. I have add_action('publish_post', 'sender'); and I want this function to run first before the add_filter function, although it won't. Is there a way to do ...
1
vote
1answer
519 views

What is the very earliest action hook you can call?

After the solution to this question was to get a function to launch BEFORE the init action is fired by taking the sequence out of its function, it got me thinking, is there any earlier in the WP load ...
5
votes
3answers
1k views

How to know what functions are hooked to an action/filter?

Is there a way to know what functions are hooked to a particular hook? For example if I'd like to know what functions are hooked to the wp_head hook. Thanks in advance.
1
vote
1answer
2k views

register_taxonomy and register_post_type does not work

I have a problem using the register_post_type and register_taxonomy on my Wordpress. I created the code on my functions.php and it does not update my panel. Why? //Categorias personalizadas ...
1
vote
1answer
311 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 ...
4
votes
5answers
484 views

Implementing advanced add_* function wrappers

add_action() and add_filter() are major functions. However in some scenarios add one more function and hook it somewhere approach gets bulky and inconvenient. I had determined for myself several use ...