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35
votes
3answers
3k views

How to remove a filter that is an anonymous object?

In my functions.php file I would like to remove the below filter, but I'm not sure how to do it since it's in a class. What should remove_filter() look like? add_filter('comments_array',array( ...
6
votes
1answer
520 views

How to create a flexible abstraction for WP_Query?

My question is about php but it involves wordpress as i am creating a plugin. The case is that i have 5 questions, each question have 6 choices and one choice to choose from each. Now the person would ...
4
votes
2answers
3k views

Does an activated plugin automatically mean its methods are available to other WP functions?

I made a WordPress plugin like this: Class MY_CLASS { //codes } Global $myclass; $myclass = New MY_CLASS (); After installed and activated the plugin, can I use this class in other plugins without ...
3
votes
2answers
2k views

PHP error with shortcode handler from a class

Currently i am using the following generic flow for adding the shortcode for a plugin. class MyPlugin { private $myvar; function baztag_func() { print $this->myvar; ...
25
votes
6answers
4k views

Using OOP in themes

I see a lot of plugins making use of object-oriented coding when there isn't really necessary. But what's even worse is that theme developers are starting to do the same thing. Commercial themes and ...
4
votes
1answer
2k views

Using a plugin class inside a template

I am writing a plugin to send an invitation to a friend which opens up a form when a link is clicked. I encapsulated all the functions in class by following the code given in the Report Broken Video ...
1
vote
2answers
85 views

When and Where is `global $post` Set and Available?

Usually when people think of the global $post object it's assumed that it's actually set whenever you enter The Loop. I started to play around with how early I could actually call global $post which ...
-1
votes
2answers
121 views

Hooks are not executing

Based on my understanding of hooks, you create a hook, by doing do_action('hook_name'); then add something to said hook and call the method where you want it to do the hook, so: public function ...
2
votes
3answers
5k views

Using Ajax with a Class file

At the moment I have an ajax that works (I get a success [200] response), but having an issue with the action hooks on the response. The JSON object is not coming back, instead I'm getting a 0. I ...
2
votes
1answer
2k views

Get menu object from theme_location

I'd like to get a menu object from its theme location argument. My goal is to output separately the menu name and its items name, url and description. Example of what I'm looking for : $menu = ...
1
vote
2answers
851 views

When/why does '$query->get( 'tax_query' );' return empty?

First the code: function itsme_better_editions( $query ) { if ( $query->is_category() && $query->is_main_query() ) { $query->set( 'post_type', array( 'post' ) ); ...
0
votes
3answers
388 views

How to make method from plugin available in theme?

Let's say this was in my plugin: class pluginslug_foo { public function bar() { //stuff } } and I wanted to make the method bar available for use outside of the plugin, for ...
8
votes
1answer
1k views

Registering Class methods as hook callbacks

I'm not sure if I have done this correctly. As I understand it: if I have a class foo and a static method bar I can register that as the callback by passing the array array("foo","bar") as the ...
4
votes
2answers
2k views

Is it possible to change the attributes of a registered style or script before it fires?

I'd like to modify the properties of a registered style(or script - same applies) before it's been loaded. Right now i'm trying to modify a registered style just before it gets enqueued, so i can ...
1
vote
3answers
486 views

Trying to get logged-in user data inside php class

I am trying to get the current logged-in user data and use this in the parent class(I need it in several functions). In the example below I can get the userID in the first function but it will give ...
1
vote
1answer
103 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 ...
1
vote
2answers
389 views

Modify built-in post type properties

I have an unusual situation where I need to make the built-in post type 'page' non-hierarchical. I printed the post type object with var_dump(get_post_type_object('page')); die; and I got this: ...
0
votes
1answer
29 views

A question about add_action()

I was following this ( http://codex.wordpress.org/Plugin_API ) tut on codex. The part where a class is created and is called in add_action. No argument was passed to emailer::send ? Why? It was ...
0
votes
0answers
101 views

Ajax Request not coming back to class

I'm struggling with an ajax request. It's executed but not returning back to my class. My PHP: ... public function __construct() { add_action( 'admin_print_styles', ...
0
votes
1answer
340 views

Query set using tax_query with relation 'OR' modifies category object?

(Update: Please see the edits far below.) The code: function itsme_better_editions( $query ) { if ( $query->is_category() && $query->is_main_query() ) { $query->set( ...
0
votes
2answers
499 views

register child class in another plugin

I think this should be relatively easy, but somehow I cannot figure out how to do this. essentially there's a preexisting plugin that does this: add_action('widgets_init', create_function('', ...