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

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3
votes
2answers
132 views

What is the most efficient way to search users by their display name?

Initially I thought I'd use get_users() but it turned out it doesn't support the display_name field. Then I've read about using WP_User_Query, but when I do it always exhausts the allowed memory size ...
3
votes
1answer
4k views

How to add a class to the attachment images

When I'm in the Wordpress editor and I add an external image with the 'img' button, my html result wil be like this: <img src="http://example.com/image.jpg" alt="image" /> How can ...
3
votes
1answer
446 views

Check php version before theme activation

I've got theme that requires php 5.3+ version. If older - fatal error occurs with it. So what I need to do when user try to activate this theme is to check php version before going into theme code ...
3
votes
1answer
9k views

what is the use of /wp-includes/SimplePie?

I have this location on my server. /home/localhost/public_html/wp-includes/SimplePie. I have not installed samplepie plugin. What is it used for since it is not associated with samplepie plugin. The ...
3
votes
1answer
15k views

What is the meaning of %s, %1$s etc.? [closed]

From a Q&A Thread I've came to meet with some old things, but I'm afraid, I found myself in a condition that, I still don't know the meaning of them and don't know why to use them. %1$s - (found ...
3
votes
1answer
997 views

Why Can't PHPUnit UnitTest My Wordpress Website

I have been researching this issue for days and although many people ask this question I never found a clear and concise answer. I am running: PHP Unit: Version 3.7.21 WordPress: Version 3.5.1 OS: ...
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 ...
3
votes
2answers
741 views

How can I add dropdown widget/box to admin post page?

I am trying to figure out how to add a dropdown widget to the post page. The reason I ask is because I would like to be able to have a few different post classes that the user can select while making ...
3
votes
2answers
963 views

queries inside of a class

I'm building a plugin and I'm quite new to wordpress I have a class what has couple of methods what should execute database queries. The class look as it follows class MyClass{ private ...
3
votes
1answer
335 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 ...
3
votes
1answer
1k views

How do I override the Message-ID header of wp_mail function?

I have a custom notification function for our comments editor, who prefers to have all comments from one article threaded together in her email client. To achieve this, I'm creating a custom ...
3
votes
1answer
49 views

Bypass .htaccess when using download_url

I've got the following .htaccess file in my a custom directory in Uploads called client. RewriteEngine On RewriteCond %{HTTP_REFERER} !(www.)?example.co.uk/client-area* RewriteRule ^.*$ - [R=403,L] ...
3
votes
1answer
81 views

Displaying post per day

Currently I have the code displayed below. <?php if ( have_posts() ) : while ( have_posts() ) : the_post(); ?> <div class="col-lg-3 col-md-4 col-sm-6 col-xs-12"> <a ...
3
votes
1answer
148 views

Walker class: Problems with understanding how walk() method can be called without error

I am struggling with understanding how WordPress uses the Walker class. In particular, I don't understand the walk() method (I think). First, let me explain what I understood: When calling ...
3
votes
1answer
216 views

How to get the post count for the last x days filtering by categories

How can I get the posts count for eg the last 4 days, but only for specific categories eg. (1,2,3)? Thanks in advance.
3
votes
1answer
604 views

Modify image while uploading

I have a plugin which uploads image using wp_upload_handler here is a function: //handles upload, a modified version of bp_core_avatar_handle_upload(from bp-core/bp-core-avatars.php) function ...
3
votes
1answer
148 views

Using Global Variables Expensive for PHP

I am writing some functions to display Custom Fields across multiple templates. Rather than getting each CF like so: $var = get_post_meta($post->ID, 'my_cf_key', true); and then checking if the ...
3
votes
1answer
771 views

How to use multiple query with same meta key

I use these codes to print custom field query. My custom field key is out_wiki <?php if( get_post_meta($post->ID, "out_wiki", true) ): ?> <div class="outlink"> ...
3
votes
1answer
3k views

Check if post of title already exists

I'm writing a plugin that takes an xml feed and posts it into WordPress using wp-cron Everything is working dandy, except it keeps adding the same posts over again. So, I'm working on a system to ...
3
votes
1answer
891 views

Rewriting search and pagination base

After trying for weeks now how to find a working solution I got rid of most of my functions and trials and just left the pagination function underneath in my functions.phh file: /** * Pagination ...
3
votes
2answers
2k views

How do I create a WP user outside of Wordpress and auto login?

I've built a directory of members on a non-WP site (using php and mysql). Each member can log in and update their details using a username and password. I want to be able to get this to automatically ...
3
votes
2answers
89 views

Wordpress will not operate correctly

My website is ImASpy.com. If you click on the link, Findings, this takes you to my first Wordpress page. It appears to work fine until you click on comments, or you try to go to the about page, which ...
3
votes
1answer
2k views

difference between esc_attr(), strip_slashes(), strip_tags()?

So what's the difference between these, and when should we use each one? Is esc_attr() safe enough to escape any type of data you get from the user ?
3
votes
1answer
55 views

Modify Maximum upload file size text

I have an issue with user uploading large images. I have prevented this with this snippet... add_filter('wp_handle_upload_prefilter', 'f711_image_size_prevent'); function ...
3
votes
1answer
34 views

Wrap each shortcode in array to div

i'm trying to wrap each shortcode in div with special data attributes, but when i'm using nested shortcode they don't wrapped, where i'm wrong? thanks public function wrapShortcode( $content ) { ...
3
votes
3answers
71 views

How can I change Wordpress domain from remote to localhost?

I recently had a system crash and had to reinstall WordPress with my backup files. In the JavaScript log I began throwing errors pertaining to the domain and realized I was still using the remote ...
3
votes
1answer
86 views

Detect a focus on wp_editor

I wan't to detect/callback when a wp_editor(..) output text-area/content-editable is focus. Quite a simple question that I could not find anywhere. <div class="compose-body"> <?php ...
3
votes
1answer
131 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
1answer
227 views

Debugging upload problem: What part of WP does actual image-resizing?

I have a problem when uploading large images: images larger then (approx) 2000x2000 aren't generating thumbnails. The file is uploaded fine, but no resized version are generated. No errors are shown. ...
3
votes
1answer
302 views

How can I import a class privately into a plugin?

I've written a Wordpress plugin that makes use of a simple controller/templating library I have authored, to separate out business logic from presentation. I have a (slightly theoretical) query about ...
3
votes
1answer
1k views

Wordpress admin never finishes saving page on site with large page count

I have a Wordpress install with a very large amount of pages (a few hundred thousand), and over time it has gotten to the point where editing a page takes an extremely long amount of time. It would ...
3
votes
1answer
534 views

Real time Duplicate title check

On my website there are a lot of authors and they are all writing about italian 'scene' so sometimes it happens that two of them write the same post or use same title so what I'm looking for is a way ...
3
votes
1answer
376 views

Installing wp3.2.1 on IIS; getting empty sessions

i have to install wordpress 3.2.1 on IIS 5.0 (yeah, i know...) here. Brand new default wordpress installation, no plugins ore previous versions installed. So, i downloaded the 3.2.1.zip and the ...
3
votes
2answers
416 views

Append code into wp-config.php

We have multiple wordpress sites and need to update the wp-config for w3 total cache. We have to append define('WP_CACHE', true); into the wp-config.php file. Is it possible to do this via ssh. I ...
3
votes
1answer
1k views

Get the sidebar ID in which the current widget was dropped

How can I find out in which sidebar was a widget dropped? From inside that widget. More precisely from the form() function. Can I automatically remove the widget if it's not added in the appropriate ...
3
votes
1answer
54 views

Issue with foreach on duplicate meta_key's

Im storing using add_user_meta custom values that get sent to the front page of the website. Here is the php code. $user_query = new WP_User_Query( array( 'fields' => 'ID' ) ); ...
3
votes
1answer
58 views

Wordpress new user / forgot password emails are broken

I have no idea why it does this - I checked my mu-plugins, functions.php, there's currently nothing that alters emails. (Note that I translated these by heart, words might not be the same but links ...
3
votes
1answer
145 views

Multiple wp_schedule_event cron jobs in plugin cause multi-execution

over the last week I have been working on some cron jobs for a real-estate website that has hundreds of updates/deletes and new posts added each day. I am very near the end now and looking to ...
3
votes
0answers
14k views

solved - wp-admin/index.php gives a "500 Internal Server Error [closed]

experts, UPDATE: hello dear experts UPDATE. many many thanks for the great ideas and tipps. overwhelming - really your are overwhelming!!! i have done as adviced and this method made it clear. i ...
3
votes
1answer
301 views

How to Loop Plugin Option Field Set?

Problem/Background Currently, I'm creating a plugin for a client that will enable them to mark and modify predetermined Google Map polygons (displayed on the site) in the dashboard. I want to let ...
3
votes
0answers
9k views

How to get Woocommerce Variation ID? [closed]

I am trying to create some additional functionality on my Woocommerce backend where I add a custom field to the variations section of backend of Woocommerce. However I cannot for the life of me ...
3
votes
1answer
3k views

Ajax Load More Posts in Category Page

I am developing a theme where I need to load more posts with ajax. Currently, when I click load more on the category pages, all the posts are loading. The category.php looks like this : ` ...
3
votes
1answer
164 views

Search widget breaks when using multiple loops?

I have created wordpress template that uses two loops via WP_Query object. Everything works fine except Search widget. I've been pulling my hairs out for three days now Googling like a madman,but ...
3
votes
1answer
3k views

Wordpress multisite causing Error 101 (net::ERR_CONNECTION_RESET): Unknown error [duplicate]

Possible Duplicate: WordPress upgrade now receiving Error 101 (net::ERR_CONNECTION_RESET): Unknown error We have just installed WordPress 3.0.1 and everything worked fine. However, as soon ...
3
votes
1answer
23 views

wp_insert_user role not working

I have be trying this all day but it is not working how do I set a role for the current user I am inserting with the wp_insert_user() function $userdata = array( 'user_login' => $username, ...
3
votes
1answer
215 views

Display message once per session to users with a specific role

I need to display a message to only users with a specific role. The message should appear either as soon as the user logs in or if they re-open their browser after having closed it when logged in to ...
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
628 views

where to include a php file

I have a php file with some variables which I would like to use. When I include it in the header.php the variables in that file are not recognized at footer.php and some other places. Where is the ...
2
votes
1answer
2k views

How to add default images into theme customizer image control?

I am trying to figure out how I can pre-load a theme customizer image control with images I have selected. Is their a way to point the control to a directory so they automatically show up in the ...
2
votes
3answers
3k views

What is the best php version to use with WordPress?

What is the best php version to use with WordPress... without going over the top.