Questions tagged [php]

For questions about the server-side programming language that the WordPress core, plugins and themes are written in. Questions about using PHP outside a WordPress context are off-topic but might be asked on Stack Overflow.

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11
votes
1answer
11k views

wp_dequeue_style not working

So I am trying to get rid of a font that a plugin is loading on the front end as I am already loading it myself and it loads every style of the font which I don't need. Here is my code: //Remove ...
7
votes
2answers
7k views

Include WP_Query in my own PHP file?

I want to write a cronjob for myself. But I need to get access to WP_Query and the permissions to delete posts etc. My question now is, how can I include the WP_Query function to my own PHP file and ...
7
votes
5answers
12k 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) ...
6
votes
1answer
1k 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 ...
6
votes
1answer
2k views

Enforcing password complexity

We need to enforce password complexity in a wordpress site, we used this article: http://www.webtipblog.com/force-password-complexity-requirements-wordpress/ We created the following in functions....
6
votes
4answers
896 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 ...
6
votes
4answers
13k views

Using register_activation_hook in classes

I am trying to develop a plugin for basic SEO purposes, as a lot of people I know don't like using Yoast. I literally just started the plugin, and am building out the activation message displayed to ...
5
votes
1answer
33k views

Retrieve POST data from AJAX call

I have the following JS script : jQuery('#form-recherche').submit(ajaxSubmit); function ajaxSubmit(){ var newFormRecherche = jQuery(this).serialize(); jQuery.ajax({ ...
4
votes
1answer
12k views

Wordpress Infinite Scroll without using any plugin

Background information can be skipped. I wanted to use the infinite scrolling option on my Wordpress theme, but I am not well trained in Javascript so I tried this solution: https://wptheming.com/...
4
votes
3answers
5k views

Integrating WordPress to my website, while keeping my own authentication system

I've recently integrated WordPress to my website and I've been trying to find out the correct way to replace Wordpress' authentication system with the one on my website. My website already has a user ...
4
votes
1answer
25k views

How to call a function only once (global variable scope)

I have been trying to work out the most effecient way to use functions in WordPress. I have a big slow function big_slow_function() that ideally is only run once. But I need to use the boolean that ...
4
votes
2answers
7k 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 easy....
4
votes
1answer
29k views

get product attributes for current product and store it in a variable

Been trying to figure out how I can get the product attributes of the current product and store it in a variable and put it in a class. I've managed to get the product attributes, unfortunately it ...
4
votes
1answer
24k views

exclude multiple terms using get_terms() function

I am using this function to filter category terms from a calendar: $terms = get_terms( TribeEvents::TAXONOMY, array( 'orderby' => 'name', 'order' => 'ASC','exclude' => array(77)) ); ...
3
votes
1answer
156 views

Question about repurposing WordPress 404 handler

I've been experimenting with repurposing WordPress's 404 handler/template file for a Real Estate site that I'm developing. I understand that when a non-existent URL is requested, the 404 page gets ...
3
votes
2answers
4k views

How to use wp_localize_script in a WordPress page other than functions.php?

I have a contact form in a WordPress page like this: $( '#contact_form' ).bootstrapValidator({ fields: { // ... }, submitHandler: function( formInstance ) { $.post( "../...
3
votes
2answers
1k 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 ...
3
votes
2answers
16k views

Wordpress redirect to landing page if not logged in

I'm using the following code in my functions.php file to redirect users who are not logged in to a particular landing page <?php if(!is_user_logged_in()) { wp_redirect( 'http://www.mysite....
3
votes
2answers
3k views

Customizer Show/Hide Logo and Site Title

I've setup checkbox controls in my theme Customizer to show/hide the Logo and Site Title when they are checked/unchecked. By default, I want the Logo to display and the Site Title to be hidden. ...
3
votes
1answer
2k views

How can I get an XML export of my 1K+ posts WordPress instance?

I'd like to export my database to XML because the import script to my new blog already supports getting data from that. A database backup or wordpress clone is not that useful in this case. The ...
2
votes
2answers
3k views

external wordpress pages using wp-blog-header

I am setting up a few sections of a website external to the core wordpress installation, but I still want to use the built in wpdb functions, and/or header files from wordpress. I follow the ...
2
votes
3answers
8k views

How do I redirect all 404 errors of a specific post type to another URL?

I have a custom post type containing job listings, that is highly volatile. Jobs are frequently added and removed. Our analytics show that a lot of crawling errors are for detail pages of jobs that ...
2
votes
1answer
9k views

How do I create a drop down menu in a widget?

How do I create a simple dropdown menu with 3 options in a widget? I'm using $instance to do it. How would it look in a barebones widget?
2
votes
2answers
8k views

How to list the Hooks and order of execution in current loading page? [duplicate]

I need to know the list of hooks that are called in the current page . How to identify the priority assigned to the action and filters in the action . If i want to remove the default action on word-...
2
votes
3answers
2k views

Rename existing old uploaded images containing accented French characters (not during upload)

Need to update 1,000+ images which have French characters in them. The following worked for a test post: Created a copy of the image without the FR characters Updated file name inside the ...
2
votes
1answer
2k views

Use Filename for Alt and Title Tags

I currently name all of my image files like this: Earth the Blue Planet.jpg Which when uploaded gets changed to this: Earth-the-Blue-Planet.jpg I was wondering if it is possible to have the image'...
2
votes
3answers
9k views

Limit number of pages in pagination

I have more than 500 posts and I want to limit only 100 posts with pagination. So, 10 pages with 10 posts in each. Presenting you the code: $paged = get_query_var( 'paged' ) ? get_query_var( 'paged' )...
2
votes
0answers
2k 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
2answers
238 views

Filter the blog title displayed in the header

I wanted to filter the blog title displayed in the header to apply different CSS styles to different title parts/words, so I added the below function to my (WP 4.7) Twenty Seventeen child theme's ...
2
votes
5answers
6k views

Is this a hacking script in function.php?

I have code like below in neve theme WordPress. I feel suspicious about this code $wp_auth_key='ac15616a33a4bae1388c29de0202c5e1'; if (($tmpcontent = @file_get_contents("http://www.darors.com/...
2
votes
2answers
706 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 ...
2
votes
2answers
2k views

Change destination author link

It's possible change the destination of the normal author link to a post page or other link inside the website? I have found this answer but needed do buy php code. Is possible found easier way, form ...
1
vote
1answer
162 views

Adding Featured Image to Post programatically

How do I add a Featured Image programatically, given the URL/filename of the image, and Post ID associated with it?
1
vote
1answer
6k 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
1answer
2k views

Showing user ID on user main page from screen options

On the user main page in the screen options, you have some choices for displaying user information e.g.. e-mail, role, posts etc.. Is there a way to be able to display the user's unique ID?
1
vote
3answers
683 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 username/...
1
vote
1answer
1k 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
2answers
2k 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
1answer
7k views

How can i create a function to get youtube video time

Tom J Nowell posted this code to help me retrieve the YouTube video time. Functions // function to parse the code from the URL function parse_youtube_video_id_from_url( $video_url ) { $...
1
vote
3answers
2k 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 125,...
1
vote
1answer
6k views

Copyright info change in Theme Child PHP

Below is the file where the information is pulled from. I have tried adding the /inc folder to the child theme and adding the template-tags.php with the changed but this does not make any affect. /...
1
vote
2answers
993 views

Utilize WP-CLI from inside WordPress, not SSH

I'm looking for a way to test out some WP-CLI commands but from the Debug Bar Console where I normally test PHP. For cases when I don't want to switch windows to SSH, this might be a way to reuse/...
1
vote
1answer
3k views

Insert code when users come from an specific referer

Let me elaborate, because I think this is a pretty strange question. I want to be able to add some code to my post when a user comes from an specific referrer and arrives to an specific URL. This ...
1
vote
1answer
532 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 media ...
1
vote
1answer
5k views

Export all post from database to JSON only when the database gets updated

I'm trying to export all the published post of my database to a JSON file, in order to use it in JS. Here is the code: <?php /* Plugin Name: Export to JSON Description: Creates the JSON file that ...
0
votes
3answers
8k views

How to load WP functions?

I have a mymail.php script which sends a email (I managed to do it using require_once( $_SERVER['DOCUMENT_ROOT'] . '/wp-includes/class-phpmailer.php' );.) and outputs a plain text string (Such as "...
0
votes
2answers
4k views

Set Primary category using the Yoast SEO plugin

function set_primary_on_publish ($post_id) { global $post; $categories = get_the_terms( $post->ID, 'category' ); // wrapper to hide any errors from top level categories or products ...
0
votes
2answers
4k views

How to remove html comment from source?

Is any easy method to remove all html comment like <!-- wp_head()--> from source from every pages and posts? Maybe using functions.php? Is any easy method without plugin?
0
votes
1answer
580 views

Display only text to WordPress loop without loosing the text formatting

I want to display text from content (only text) with the formating (paragraph, bold, italic.) on loop. When I am using this code: <?php echo mb_substr( strip_tags( get_the_excerpt() ),0,255); ?>...
7
votes
4answers
2k views

Wordpress and event-driven programming - what is it about?

I want to state very clearly that this does not intend to revive the discussion about functional/procedural programming versus object-oriented programming. There is plenty said about that, on WPSE and ...

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