The server-side programming language that the WordPress core, plugins and themes are written in.
21
votes
6answers
2k 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 ...
21
votes
4answers
2k views
What are PHP extensions and libraries WP needs and/or uses?
Codex loosely only mentions PHP version in server requirements, however PHP can be configured in pretty wide range of excluding/including different parts.
What are extensions/libraries that:
are ...
15
votes
5answers
871 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, ...
12
votes
4answers
563 views
Why have <?php and ?> on every line
I've seen this convention pretty much everywhere, and, at times, it comes close to driving me nuts:
<?php //The loop ?>
<?php while ( have_posts() ) : the_post(); ?>
<?php ...
11
votes
2answers
555 views
How to make a image-size selected by default in Media upload - WP v3.5
Bare with me. I want to have a custom image size selected by default in the Media upload popup page. In Wordpress v3.4.2 and prior, this elegant code worked fine:
function ...
10
votes
1answer
297 views
Limit the number of inactive widgets
I'm trying to restrict the number of widgets from the "wp_inactive_widgets" sidebar to maximum 10, because the widgets admin page is incredibly slow:
add_filter('pre_update_option_sidebars_widgets', ...
9
votes
8answers
3k views
Adding first / last CSS classes to menus
is that possible, without javascript hacks?
like this:
<ul class="my_menu">
<li class="first"> ... </li>
<li> ... </li>
<li> ... </li>
<li ...
9
votes
3answers
5k views
How to get WordPress Time Zone setting?
Can someone tell me how to get the time zone that is set in the WordPress Admin?
For example, if the blog is set to Eastern time, I need this exact string to print out:
US/Eastern
This is for a ...
9
votes
1answer
122 views
Why isn't WordPress part of Framework Interop Group?
Are there any technical reasons that prevent WP to be part of Framework Interop Group?
9
votes
1answer
624 views
How do I make an HTML table from a database table?
is there a built-in wordpress function to make the HTML or should I use plain-old PHP?
9
votes
3answers
4k views
User registration then auto login
I am using a plugin modified for my purposes. What I am after is after the user has registered for it to automatically log them in and return the to the current page. At the moment it sends them an ...
8
votes
3answers
171 views
How to change the case of all post titles to “Title Case”
I am helping my father with his WordPress website.
It has over 1,700 posts with TITLES IN UPPERCASE.
We'd like to change these to "Title Case" in the database (possibly using this PHP script).
The ...
8
votes
3answers
1k views
What's the best way to use the Featured Image for responsive web design?
I have a brilliant idea and since WordPress already takes care of some of the work, I just need to find a good method to make this work.
I am working on a project that needs to be responsive to all ...
8
votes
3answers
226 views
Make Google index the entire post if it is separated into several pages
While this is a question, it is as well a serious warning to publishers that separate their posts using <!--nextpage-->.
Bare with me. I run a highly trafficked multiple author platform that ...
7
votes
4answers
1k views
Inserting terms in an Hierarchical Taxonomy
I'm really having a few issues with inserting terms. Here is my scenario: I have a taxonomy called veda_release_type:
//Release Type and Region
$labels = array(
'name'=> ...
7
votes
1answer
662 views
How can I use WordPress functions in my stylesheet?
I have my style.php file looking like this.
<?php header('Content-Type: text/css');?>
#div{
background:<?php echo get_option('bgcolor');?>;
}
This does not work, but when I do ...
6
votes
4answers
13k views
WP insert post PHP function and Custom Fields
The wordpress function is used for submitting data programatically. Standard fields to submit to incude the content, excerpt, title, date and many more.
What there is no documentation for is how to ...
6
votes
2answers
7k views
How to manually fix the WordPress gallery code using PHP in functions.php?
It's been talked many times that Wordpress outputs some really bad code for the built-in gallery function.
This is the core code responsible for the gallery output (in /wp-includes/media.php):
...
6
votes
2answers
472 views
Can I use the same nonce for multiple requests on the same page?
Or does this break the purpose of the nonce, which I admint I don't quite understand it? :)
For example on two ajax requests that run on page load, or when something is clicked:
$.ajax({
type: ...
6
votes
2answers
3k views
Any guides on creating custom admin pages?
I basically want to create a table (preferably AJAXified) that lets the user enter a line of information, and be able to add new lines of information, and delete selected ones.
I've found this post ...
6
votes
1answer
807 views
Set media upload attachment link to none and hide it in WP v3.5
In the Media upload popup page, how do I set the attachment link to none and hide it in Wordpress version 3.5? The following filter worked fine in earlier versions of WP:
function ...
6
votes
2answers
128 views
How to check if image is already stored in a site's post database? (network)
I currently have configured Wordpress so that a post can be copied to other sites within a Wordpress network. However, a post may be broadcast more than once, and I want to check if the image is ...
6
votes
1answer
190 views
dbDelta support for FOREIGN KEY
On PHP 5.3.13/MySQL 5.5.21 the following code doesn't work:
if($check_custom_fields_form!=1){
$sql = "CREATE TABLE IF NOT EXISTS ". $table_custom_fields_form ." (
`form_name` ...
5
votes
5answers
896 views
Where to store PHP files created by plugin / themes
There are cases in which a plugin or theme needs to create a php file somewhere that can later include it. For example a captcha plugin, or some kind of a templating system like twig/smarty (In my ...
5
votes
3answers
300 views
is it possible to run some php code within a wordpress page?
I'd like to access a DB table and render it in some data grid format using php on a dedicated wordpress page, accessible to members of a certain group. Is this at all possible with wordpress or is ...
5
votes
2answers
679 views
How to Remove all Instances of edit_post_link
Can someone please assist with how to remove from my theme, whilst in author mode, the edit_post_link (Edit link), throughout all my pages. Which php files in the Twenty Eleven theme (WordPress v3.2) ...
5
votes
2answers
208 views
What is the correct way to build a widget using OOP
I am working on a simple search form widget, with a built in autocomplete capability (You can download the current version here). The plugin is working, but I am currently rewriting all the code using ...
5
votes
4answers
446 views
How do you code for WordPress?
In plain php and frameworks coding is done with the help of IDE tools, im using PhpStorm and very happy so far, recently i decided to discover most popular CMS this days and got confused how do you ...
5
votes
2answers
796 views
Remove “Insert from URL” link in Media upload - WP 3.5
How do I remove the Insert from URL link in the new Wordpress 3.5 Add Media popup page? In earlier versions of Wordpress, this worked fine:
// removes URL tab in image upload for post
function ...
5
votes
1answer
111 views
Allow Editors to edit pending posts but not draft ones
I have a large number of users with Editor Capabilities that help to go through the post submissions. This is my current setup for this role:
As you can see, they are allowed to edit_posts and ...
5
votes
1answer
206 views
Hide php Notices in Dashboard
When I program a theme, I put WP-DEBUG on. Which ensure a proper PHP code.
Sadly most Plugin developers keeps using non existing vars :
echo $args['title'];
Notice: Undefined index: title in ...
5
votes
1answer
539 views
Wordpress Admin Bar pushed Sticky Footer off the bottom of the page
I've implemented Ryan Fait's oh-so-common sticky footer in a custom Wordpress theme. I've noticed now if I implement the Wordpress Admin Bar into my pages, which is 28px high (in current Wordpress ...
5
votes
1answer
288 views
Wordpress URL Rewrite not working
I'm trying to create a custom url rewrite for my wordpress plugin.
function insert_plugin_rewrite_rule($rules) {
global $wp, $wp_rewrite;
$wp->add_query_var('update_slug');
$ret = ...
5
votes
2answers
2k views
Experiences with compiling WordPress using Hip Hop?
What are you experiences compiling Wordpress using Hip Hop? (
https://github.com/facebook/hiphop-php/wiki/running-hiphop
)
Specific:
is this maintainable with upgrades?
is the performance ...
5
votes
2answers
580 views
Only Showing Upcoming Events
In the sidebar of this page: http://lifebridgecypress.org/our-people, I have a list of upcoming events using this code...
<ul id="upcoming-events">
<?php
$latestPosts = new WP_Query();
...
5
votes
3answers
886 views
How to Control user registrations directly on sub-sites
Does anybody have Idea to enable a wordpress based multisite user to automatically get access to all sub-sites under same Multi site ?
If I have A Multi-site installation(Also Buddypress enabled) at ...
5
votes
1answer
530 views
How display widget by id
I fetched widget id this way:
$the_sidebars = wp_get_sidebars_widgets();
print_r( $the_sidebars['sidebar-1'] );
It shows:
Array ( [0] => recent-posts-2 [1] => recent-comments-2
[2] ...
5
votes
2answers
2k views
Wordpress Custom Post Types with a page as a parent?
I have a lot of custom type items in my new WP project, and for navigation reasons, I want to make the parent to some of them a Wordpress page. The problem is that apparently, Wordpress does not let ...
4
votes
5answers
7k views
How to split a loop into multiple columns
If I have a loop running from a category query like :
<?php $the_query = new WP_Query('cat=1&showposts=50&orderby=title&order=asc');?>
<ul>
<?php while ...
4
votes
7answers
147 views
Plugin or mod for wordpress to make content publication SUPER easy
Well, im making a wordpress web page for my dad, a psychiatrist, who barely knows how to check his email. He wants to put content regulary but the actual admin interface of wordpress is way to complex ...
4
votes
2answers
997 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 ...
4
votes
4answers
902 views
Where to get information about array fields in $_REQUEST?
I just started to learn PHP and doing things with WordPress and I am a bit confused about information in Codex. Was told that Codex got all info I required but I got stuck with it.
What array fields ...
4
votes
1answer
1k views
How can I fetch loop of post titles via AJAX?
I have a list of the most recent post titles in sidebar.php. Here is an example of how that code looks:
<?php $args = array('posts_per_page' => 20); ?>
<?php $sidebar = new ...
4
votes
3answers
163 views
Is there a browser plugin or method to find which php template an item is coming from?
Is there a browser plugin or method to find which php template an item is coming from?
4
votes
3answers
428 views
WordPress Theme variables scope
I need to create a variable that can be accessed throughout my WordPress Theme template files (index.php, header.php etc..). I know function definitions go inside the functions.php template file (in ...
4
votes
1answer
75 views
function_exists call in function.php
In the function.php file of the twentyeleven the setup function checks to see whether it exists before running it:
if (!function_exists('twentyelevent_setup')):
function twentyelevent_setup() {
... ...
4
votes
2answers
451 views
How Attackers write script into my php files?
I have a blog created with wordpress, now i have a problem. Attackers writes javascript codes into my files.
Let's assume i have holes in my plugin scripts, but how can they write into php files?
...
4
votes
1answer
814 views
Contact form redirecting to page not found on send
I have a contact form that I used lot's of times before on other non WP sites but it doesn't seem to work on my current WP site, it just redirects you to a page not found.
I don't want to use any ...
4
votes
4answers
507 views
Separate Wordpress themes for each category page
I've read http://codex.wordpress.org/Category_Templates, which tells you how to change your index.php for each category. But I want to load a whole different theme directory in for my site when a ...
4
votes
2answers
1k views
Preserve custom URL parameter on more pages
I created a custom URL parameter for sorting posts by their vote scores. I have a "most voted" link that sends a ?sort=most_voted URL paramater and using a query posts filter I display posts with most ...
