The server-side programming language that the WordPress core, plugins and themes are written in.

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7
votes
4answers
26k views

Get page content using slug

I'm trying to get page content when I only know the slug string. Is there a function for this, or an easy way to do this or is this a case of doing it via SQL? Thanks very much
4
votes
1answer
403 views

List latest posts in WP-Admin

I run a multiple author site and I have created a plugin in wp-admin where authors can connect and collaborate with each other. To enhance it, I want to display a list of latest posts, this list ...
3
votes
3answers
4k views

Problems with autoloading classes via sp_autoload_register / maybe interfering WP-specific autoloader

I'm working on a plugin in which I do the following for autoloading classes: function TFSLAutoload($class) { $classfile = dirname(__FILE__).'/includes/'.strtolower($class).'.php'; include ...
23
votes
7answers
85k views

How to retrieve the slug of current page?

I am trying to retrieve the slug of the current wordpress page outside the loop. The title of the page returns with wp_title () but how can I get the slug? <li><a ...
9
votes
1answer
5k views

Mega Menu Walker

I'm trying to create a mega menu walker. Unfortunately, walkers completely escape my coding knowledge. I could really use some help getting it working. Here's the features I need: Wrap the ...
8
votes
5answers
3k views

Wordpress and magic quotes

I've been writing some Wordpress plugins, and I've been having some problem with Wordpress putting magic quotes on POST and GET data. Specifically, the "wp_magic_quotes" function in ...
7
votes
6answers
1k views

Is there a way to use the Wordpress users but without loading the entire Wordpress core?

I have a Wordpress site and a web application that can be used only by the registered (Wordpress) users. Now I'm loading wp-blog-header.php to check if the user is logged in. Everything is working ...
7
votes
2answers
5k 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 ...
5
votes
1answer
683 views

Decrease file size upload in Media

By default, I have a 2m limit of uploads. I want to decrease this number. I found out that this code: function custom_file_max_upload_size( $file ) { $size = $file['size']; if ( $size > ...
3
votes
1answer
339 views

Restrict users from editing post based on the age of the post

How can I restrict users (based on Capabilities) from editing their published posts after a custom amount of time. For instance, a user that can publish_posts (authors) can not edit a their post if ...
2
votes
1answer
1k views

Is it possible to get a theme customizer setting from wp.customize using jquery?

I am wondering if it is possible to directly interop with the wp.customize api to get a value of a theme customizer setting. The way I am doing it now is using ajax to get a response from a php ...
1
vote
1answer
4k views

Create Image Uploader for Widget

I found this post// Use Media upload in custom widget on wordpress 3.5 I'm not experienced in any of this so I pretty much just copied the code he provided into my own functions.php file. I uploaded ...
7
votes
1answer
956 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
1answer
7k views

How can I see all the actions attached to an “add_action” hook?

I'm working with the admin bar and trying to debug some of the menus and their priorities. I know several callbacks get bound to actions, such as this one: add_action( 'admin_bar_menu', ...
3
votes
6answers
24k views

How to stop form resubmission on page refresh

Hi I have a form that adds attachments to a post, however when the form posts it obviously doesn't show the post with the new attachment echoing "your file has been uploaded". When the user refreshes ...
2
votes
2answers
93 views

Which ways can be used to log in to Wordpress?

FYI: This has been also posted here since I'm fairly new to this website and didn't know that the Wordpress part existed. Sorry for the repost. I'm currently trying to tighten the security for a ...
2
votes
1answer
2k views

Publish pending article from front end with a button?

Is it possible to take the blue publish button in back end of the wordpress and place it in the frontend near the post in my index.php. I need a way to publish the pending article without going to ...
12
votes
1answer
366 views

Are WordPress Heartbeat API 'beats' staggered or do they occur simultaneously for all users?

The WordPress Heartbeat API uses admin-ajax.php to run AJAX calls. If User X leaves their browser open, many calls will be made to the server, with each call happening when there is a 'beat'. Now if ...
6
votes
4answers
780 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 ...
3
votes
2answers
2k views

Shortcode to insert <!--nextpage-->

Since wordpress does not have a menu icon (aka "user friendly) way to add the command to a post or page, I'm trying to create a shortcode to do it. However, as logic would have it, its not that ...
2
votes
0answers
769 views

How to resize image on client-side before upload?

I've been using Plupload to resize images on the client side before uploading them to the server. I've implemented a front-end form which lets the user select a file from their computer and submit it. ...
2
votes
1answer
934 views

Has anyone tried putting PHP ActiveRecord on Wordpress?

I have worked with Ruby on Rails and I was looking for some code that did something close to the wonderfull RoR's ActiveRecord. I stepped by this site. Its PHP-ActiveRecord! I found it amazing, and ...
2
votes
2answers
5k views

what is correct way to hook when update post

i try to hook when post is updated but all hook i try never executed except updated_post_meta add_action('updated_post_meta', 'my_function'); function my_function($post_id) { echo 'This is ...
2
votes
3answers
32k views

Include a external PHP file into a Wordpress Custom Template

Is this even possible? I mean, im trying to add a blog into my site.. I already have the header,footer and sidebar layout in my site. can i use those in my custom wordpress template? <?php /* ...
2
votes
2answers
265 views

Comment filtering (search)

Basically I want to develop the ability to search comments on my site. A form with input field where the visitor can enter a search string, which tells WP to display only comments that contain that ...
1
vote
2answers
271 views

How to use WordPress (PHP) functions in AngularJS partials files?

I am using AngularJS to load a list of my WordPress posts, however I can not get any of my PHP functions to work with my partials file. I've tried using something such as search.php instead of ...
1
vote
2answers
6k views

Woocommerce -How to set product regular price default

I am using woocommerce at work for equipment requests, therefore all products I will create will need to be £0. Is it possible to set a default value of 0 for the regular price field on the add ...
1
vote
1answer
405 views

Add custom image sizes to media uploader

I want to add custom image sizes to the media uploader: In order to do this, I use the following code (comments are there for convenience): // this function adds the custom image sizes to the ...
1
vote
1answer
703 views

Limit the Excerpt field in WP-Admin in words

Is it possible to limit the Excerpt field on the post page in words? Note that I am aware that it's possible to echo the excerpt and limit it in words, but I want the field itself to limit the amount ...
1
vote
3answers
611 views

Delete post revisions on post publish

Is it possible to delete post/page revisions from the database when a post/page is published? 11/05/12 Answer: See the plugin below by bueltge I want to do this on a site with 5,000 posts and ...
1
vote
1answer
3k views

Run W3 Total Cache Flush Function with Crontab [closed]

Ok. I'm really stumped on this one. Basically, I need to call a function for the Wordpress plugin W3 Total Cache as part of a cron job in crontab. I'd like to automatically clear the entire page ...
1
vote
3answers
616 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 ...
0
votes
2answers
3k views

Display posts by month

I want to achieve something like this, I don't know if it is possible and what would be the best way to do it: The way I query the posts is like this: <div class="post"> <?php global ...
6
votes
1answer
320 views

Inject post (from specific category) between posts in Loop

I would like to add a post (from specific category) between posts in the WordPress Loop (such as 'Sponsors'). Example: P P P S P P S P P S P P How can I achieve this? I am a beginner with coding, so ...
5
votes
4answers
683 views

Should I write a PHP function in home.php?

I am trying to learn WP Theme development. And as I have understod all "wp core" functions should be placed inside functions.php. But what about custom functions? Lets say I would need a simple ...
5
votes
2answers
1k views

Can i use php sql functions instead of $wpdb?

I'm new to WordPress and was wondering why in WordPress API do they tell you to use functions such as prepare(), insert(), get_col(), get_row(), query(), etc. when technically I can use the built-in ...
5
votes
3answers
3k 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) ...
4
votes
4answers
468 views

Moving a PHP web-app to Wordpress

I've been running a niche job-search web-site for the past several years. I wrote it from scratch in PHP. Essentially it allows members to search for or post job ads. As you can imagine it has ...
4
votes
1answer
750 views

Hide custom image sizes from media library

I want to hide a few custom image sizes from the media uploader: The following code (posted here) works only for the default image sizes: function remove_image_sizes($sizes) { ...
4
votes
2answers
2k views

Searching users with WP_List_Table plug-in

I am trying to devlope a plugin that will search and return my users so I can edit some other metatdata that belongs to them. I have been using the plug-in listed on the Codex as my starting point. I ...
4
votes
2answers
11k views

How to add a .php file to WordPress

I have a php file in my server (say www.example.com/up/up.php). If i access that file through the url, my site says no page found. but i want to call that php file using url parameter. I want to call ...
3
votes
1answer
133 views

Network installation giving errors when viewing or adding a user

I have just installed a fresh version of WP which I have turned in to a network install (using the instructions found here). All seemed to be going well, and I was able to add a new site ...
3
votes
2answers
6k views

Inserting Gravity Form checkbox values into Advanced Custom Fields [closed]

I'm trying to feed checkbox values from a Gravity Forms form (which creates a new post) into an Advanced Custom Fields field. I've had a read around and found some info in a post (at the bottom of the ...
3
votes
3answers
6k views

Facebook Comment Count

I am a bit of an amateur when it comes to PHP and WordPress but I have rigged up the following code: function fb_comment_count($url = 'some url here') { $filecontent = ...
3
votes
3answers
6k views

How to set custom cookies before output

What's a surefire way to check/set cookies before the php headers are sent? Is there an action or filter that would be the best place to hook a setcookie() function?
2
votes
1answer
122 views

How to paginate a list of custom taxonomy terms?

I made a custom taxonomy named "books" and with a little help on SE I managed to display its contents on an image grid, the code below shows how I did this: add_shortcode('taxography' , ...
2
votes
2answers
1k views

How to stop loading multiple copies of jquery

My wordpress header.php and function.php is given below.please help me to modify my php code to stop problems due to loading jquery multiple times. My plugins and themes are loading jquery multiple ...
2
votes
2answers
3k views

Theme Customizer - Dynamic CSS PHP File

I've recently switched over from using a custom class to enable a theme options panel to the built in Theme Customizer in Wordpress. All is going fairly well - I've got live preview working but I'm a ...
2
votes
1answer
873 views

Getting the Current User

I am trying to use information about the current user in a plugin that I am designing and I have seen people go about it in several different ways. My Way This way seems to work, but am I missing ...
2
votes
2answers
2k views

How to use nonce with front end submission form?

Thanks to a variety of posts on here I've managed to put together a front end submission form. After about 24 hours of tweaking I've finally got everything working including a redirect to a 'success' ...