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34
votes
3answers
2k 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( ...
0
votes
1answer
219 views

OOP Plugin: Where should I place the action hooks in the class?

Where in my admin class should I place the action hooks for adding css, scripts and the add menu page? In the __construct? Or should they be placed in a method?
1
vote
2answers
1k views

How to initialize $wpdb?

I have a .php page in the theme root to check the data of one CUSTOM form. After receiving this data I need to do a query in a custom mysql table, so I need $wpdb, but I can't use it directly (or ...
1
vote
2answers
667 views

uml diagrams of wordpess

Where can I find UML diagrams of WordPress (Data flow diagrams,State diagram, component diagram, use case diagram, deployment diagram)?
1
vote
1answer
186 views

Use post object from first query in second query

I have a post ID stored in a variable from my first query and I'd like to use that to highlight the post with the same ID in my second query, but it's not working. First loop: <?php if ...
9
votes
2answers
3k views

Why do some hooks not work inside class context?

I'm pretty stumped on this one. I'm using add_action inside my plugin class to do certain things- add scripts & styles to the head, wp_ajax, etc. Here's the actions, in the __construct: function ...
2
votes
4answers
4k views

Get the object ID by URL

I have an URL (such as the URL /sample-page/), I need the corresponding object ID. How?
1
vote
2answers
382 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: ...
3
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 ...
3
votes
3answers
462 views

scheduled event not getting executed

class checkPost{ function __construct() { if ( !wp_next_scheduled('my_task_hook') ) { wp_schedule_event( time(), 'hourly', 'my_task_hook' ); // hourly, daily and twicedaily } ...
0
votes
1answer
453 views

Retrieve IDs from custom field, count and display results differently according to count

The function below is inside a single post loop. I have an array of IDs in a custom field. Such IDs represent related posts. I'm using Advanced Custom Fields (ACV) plugin and I manage the custom ...
0
votes
2answers
77 views

Obtaining values from objects

This code works fine and returns two StdClass Objects for each of my two posts: $children = get_pages($args); foreach ($children as $cake=>$element) { $args = array( ...
3
votes
1answer
2k views

Using the media uploader in a custom plugin

As part as a widget I'm creating, I need the admin to upload an image via the widgets panel I have the following code under a new class <?php function form($instance) { $instance = ...
1
vote
2answers
235 views

Applying OO patterns and principles to plugin development

I'm busy writing my first plugin, using PHP 5.3.5. I come from a C# environment, and I must say I'm more than happy with the level of support for good, solid OOP techniques in PHP. However, I'm a ...
2
votes
2answers
702 views

Check to see if page exists problems

I've created a class to dynamically create pages. I'm checking to see if the page exists by comparing the new page's title to post_name. The comparison seems to work ok, but even if there is a match ...
0
votes
1answer
229 views

w3 total cache - Object Caching 2165/2469 objects? [closed]

Site is: http://kremim.com WordPress 3.2.1 MS, buddypress,bbpress installed. wp_options have 333 records. But Object Caching 2165/2469 objects? Why 2000+ ? Debug: ...
9
votes
1answer
2k views

Using classes instead of global functions in functions.php

In many themes I've seen (including TwentyEleven) and in the examples I've found online, when building the functions.php file for a theme all functionality is declared in a global scope. To clarify, ...
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 = ...
19
votes
5answers
2k views

Should all plugins be encapsulated in a Class?

When developing a plugin should the functions be grouped together into a Class to avoid namespace conflicts? Does using classes create performance overheads for PHP? If there is a performance hit, ...
1
vote
1answer
539 views

TInyMCE object Tag stripped

I need to add the following object tag to a page <object id="myExperience" class="BrightcoveExperience"> <param name="bgcolor" value="#FFFFFF" /> <param name="width" value="648" ...
-2
votes
3answers
191 views

Plugin: Custom menu item problem

I'm using the following snippet to add a menu item: <?php add_menu_page( 'Foo Server', 'Foo Server', 'manage_options', 'foo-server', array('Class', 'method') ); ?> Fine, ...
10
votes
1answer
5k views

Plugin Form Submission Best Practice

I have done a lot of researching and haven't found quite what I am looking for, so I am hoping that I can be pointed in the right direction. I am developing an Events plugin that will book a ticket ...
1
vote
1answer
68 views

Is the object cached?

I have a function to instantiate a class to provide var access to other functions. function my_data(){ global $post,$the_data; $postid = get_the_ID(); $the_data = new MY_Class ( $postid ); return ...
0
votes
1answer
101 views

How to avoid repeatedly use the new statement to instantiate a class? [closed]

I have a Class with a lot of variables. To get a variable, I have to write this line in each function: $x = new MY_Class(); I guess there has to be another way? I tried: function my_data(){ ...
0
votes
1answer
219 views

Error of “Call a member function on non object” while var_dump get correct result

I got error of "Call a member function embed() on a non-object", but I can see the result of var_dump is an object. Please help evaluate the following code: This is the Class to create a picture: ...
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
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 ...
2
votes
1answer
59 views

Is it a good practice to include custom options when registering a post type?

More of an open discussion than a question, really, because I know adding custom arguments to the post type object does work, but I'm wondering if it is technically wrong in any way. Basically, when ...
3
votes
3answers
1k views

Plugin Architecture/Design Pattern - is better to use a private Observer/Mediator Pattern for plugin subclasses or WP add_action?

I'm coding a very complex plugin which it's organized as a parent "container" class and several subclasses, where each subclass is an optional/mandatory element which usually (but not always) maps to ...
11
votes
2answers
3k views

Will WordPress become completely OOP?

Is there any information about WordPress becoming completely OOP in future versions?
1
vote
2answers
564 views

problem with implementing widget via the_content()

hey guys, I really need you help with this one. I'm using the subscribe2 Plugin (for email subscriptions). I want to show the signup form as a widget. The plugin author recommends doing it the ...
2
votes
1answer
518 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 ...
1
vote
3answers
875 views

Ajax with OOP doesn't work

I have a small script within theme's functions.php file that uses ajax, principle like this: add_action('admin_head', 'rw_script'); function rw_script() { echo ' <script ...
24
votes
6answers
3k 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
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 ...