Questions tagged [globals]

In PHP globals are variables that are available for every function. WordPress core defines several handfulls of global variables, such as `$post` and `wp_query`.

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Is it advisable to use $post->comment_count instead of get_comments_number( $post_id )

I was learning from the WordPress codex about global variables and after var_dump($post) I found out that $post has a property called comment_count I was wondering whether I can directly use $post-&...
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1k views

Retrieve post in AJAX Callback

I have a JS file that triggers a PHP callback file. The PHP file is supposed to work on the Post that is currently opened (wp-admin/post.php). I do not want the JS file to pass the post id though ...
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69 views

Array is not working in Filter?

This doest not works: Warning: in_array() expects parameter 2 to be array, null given $non_area_page = array(160951,160955); // This does not work add_filter( 'term_link',change_term_name , 10, 3 ...
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2k views

'global' not working in wordpress?

My wordpress theme consists of the file loop.php which just does this: <?php include("AAAA.php"); ?>. Now AAAA.php looks like this: <?php $test = 1; function f() { global $test; ...
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2k views

how to load posts to a custom post template after using template_redirect or template_include

I need to use the URL parameter ?m=1 to load every page of my wordpress with a different template but the problem is that I can't pull the text and posts that can be accessed using the canonical URL I ...
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683 views

Access post ID in “content_save_pre”

First time poster, pardon my mistakes. I am trying to use the content_save_pre filter to grab a URL in the first line of a post and save it into a custom meta, and also set the post format as a link. ...
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231 views

Php file that doesn't recognize wordpress functions

I have a custom contact form that I am trying to process in other file: The form: <form method="post" action="<?php echo get_template_directory_uri() . '/templates/contact.php' ?>" name="...
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248 views

Understanding WordPress Search

I am trying to create a custom search similar to the one on totaljobs.com but through a WordPress site. Essentially I would be able to search for both search terms and location simultaneously. The ...
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98 views

What's the right way to share data between widgets?

I've got a few custom widgets in my site, which I'm targeting to specific tags. There may be a case where there may be an overlap in widget targeting, and the desirable behaviour may be to only show ...
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692 views

Display Post Meta in Header

I'm trying to get page post meta in my header so I can set some meta tags. I tried to get the global post variable but it only return true. <?php global $post; global $wp_query; echo ...
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913 views

How to get particular data from wp_list_comments outside the loop?

I need some help,very much new to wordpress. I need only comment title and comment date from wp_list_comments function in my post, calling from outside loop, after declared $postid as global variable....
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56 views

how do i register global query in template

ok i think this is a basic php question but here goes: i have this working code: <!-- show the bands playing --> <?php $child_posts = types_child_posts('my-...
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How to save a viewer specific option

A minimal example of my problem would be default background colour is white a custom sidebar widget offers to switch background colour to green when switched to green, background shall stay green ...
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61 views

Is a multisite install what I need?

I have a client who owns a chain of clubs - all of them unique and requiring different sites, however, there will be one GLOBAL login for members. The members area will include things like club ...
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2k views

No access to global variables?

In main.js, I have a script, which is sending an ajax request to script.php. $.ajax({ type: "POST", url: "wp-content/themes/roots/script.php", data: registerdata, success: function(...
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The $post variable – Did I get the grasp of how the Backend actions get parsed?

I was looking for a way to attach a custom meta box to the edit screen of a page at a specific template. I found and tried this here and from my actual point of view this can't work that way. Let me ...
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1k views

How to show avatar of current logged in user in a widget

I have a php widget, and I need to show the avatar of the current logged in user, and I'm calling this code: <?php echo get_avatar(); ?> But its only outputting the default avatar. Is there a ...
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2k views

Using global $post; with custom post types

I'm working on creating a notification that will indicate when a post is less than a few days old. This is specifically for a custom post type called "news". Is there a way to use global $post; with ...
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1k views

Difference between $numpages & $max_page on archive pages

After taking a look at global $max_page; and global $numpages; on category-archive pages (is_archive() || $GLOBALS['wp_query']->is_archive returning true), I see the following return values: $...
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2k views

SFTP define in wp-config.php

just wondering if theres a way to define sftp info in wp-config.php the same way you can with ftp. makes plugin adding a lot easier! best,Dan.
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5k views

Get current page id, title, url, etc

Sorry but I get lost on Wordpress's codex. I am trying to add a mail this page sharing link and want to include some info from the page. In pseudo code is this possible? <a href="mailto:?subject="....
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23 views

Insert variables into wpdb in custom post template

I'm rewriting this to try to make it easier. I am inserting into a database table information which is sent when I click on a button in the page. When I insert the data it works, unless I try to ...
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7 views

API Function to use in place of global $menu?

Just wondering... Googling it I cannot find it. I'd like to not depend on globals at all in any circumstance.
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29 views

What is the correct way to obtain access to the WP_oEmbed object?

I know that WP_oEmbed is a class used by WordPress to handle oEmbeds. Is this available as a global or should I create a new instance of it? Update: I have found a function called ...
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20 views

Browser detection booleans mess. Caché plugin?

Hello, I have an issue concerning the Browser Detection Booleans. Sometimes, being in Chrome or Firefox, the page is served as being in IE, as in the attached image. Can this be related to the fact ...
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206 views

Trying to get property 'post_content' of non-object

I'm creating a wordpress theme and I created a shortcode to show an abstract of a post (the first image, title, and link) from a post (by its ID). To do this, I created a function to get the first ...
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14 views

using global variables and performance

I use global variables to retrieve all sort of available data, especially $post and $posts, for example in order to retrieve the url of a user from the post loop instead of using ...
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40 views

Simple global, in-memory, persistent object for storing result of stemming a relatively large JSON blob

I'm relatively new to WordPress. I have this 2.6 MB json file: https://raw.githubusercontent.com/codeforamerica/naics-api/master/data/naics-2012.json It's a list of around 2000 entries where every ...
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40 views

How to access custom class methods from any include without using global

I am trying to do the following functions.php class Test { public function hello(){ return 'Hello'; } } $test = new Test(); header.php or any other include echo $test->hello();...
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14 views

How do I get a reference to the HTML memory buffer while the page is being constructed?

I want to view & update the buffer with html "<head>" data section in it, after the head has been generated. Problem statement: I have created some shortcodes in a plug-in which, if ...
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100 views

global $wp_meta_boxes returns NULL

When I call global $wp_meta_boxes; it returns null. I'm trying to calling like: class my_class() { public function __construct(){ add_action( 'wp_dashboard_setup' , array( $this , '...
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223 views

Relative redirects for posts, categories, products and product categories

I imported all content from an old site to a new one. The old site was basically a catalog of products and blog posts. However, it was all built as standard WP posts - not custom post types. The new ...
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120 views

Ajax global variable is not getting saved (returns null)

I am trying to modify a global variable $lath , It is a shortcode. This is where i have defined it. function listing_order(){ global $lath; $lath = array('email','phone'); foreach ($lath ...
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207 views

Current page id returns the incorrect value

I need to capture the current page id, execute some conditional script in footer, in my own plugin function hooks to wp_footer. Here is my plugin code, but page id returning wrong value? <?php /* ...
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394 views

Global page ID variable empty error

I am creating theme and I have a need to create global variables within theme functions.php file. Currently I am doing it like this: /** * Setup globals */ global $nb_id, $nb_page; $nb_id = ...
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1answer
126 views

$GLOBALS['value1'] is not working

My custom PHP script works on my PC over localhost. But, when I upload my code to the 'live' WordPress site, The $GLOBALS values are just null even they work on my localhost. (Nothing wrong with the ...
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1answer
18 views

Creating a (global)-mapping

I'm making a mapping between page-id's and category-id's, that's being used several places. However I read from this post, that one should never use global variables if one could avoid it. But I ...
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30 views

wp localize script makes variable global, how to solve that?

I don't want my variable "infinite" to be global variable. but it's like wp_localize_script would make it global automatically. How to solve that? This is my code. Wordpress php file: public ...
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48 views

using globals from wp_link_pages function

I'm following this reference page for wp_link_pages:https://developer.wordpress.org/reference/functions/wp_link_pages/ In it, 4 global variables are declared: $page, $numpages, $multipage, $more. I'...
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378 views

I need some explanation on global $post [duplicate]

Sorry if this sounds like a dumb question but it's something that has bugged me for a while. I need some explanation on function custom_function () { global $post; } I understand from PHP that ...
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44 views

global variables in templates

I have defined a global variable in one of my template files page.php. I can access the global variables in my loop. But when the loop displays an individual post in single.php, the variable has no ...
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2answers
90 views

Get variable from previous blog while using switch_to_blog

I'm writing a query that switches to the main blog of a MU site using switch_to_blog(). All is well except i'm attempting to write a wp_query that includes a variable needed from the previous blog. ...
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1answer
1k views

Ajax Pagination on Ajax filter

Following this great tutorial I've implemented Ajax pagination with scrolling: https://www.billerickson.net/infinite-scroll-in-wordpress/. Now, I've added a second Ajax call to filter the posts by ...
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75 views

Need data from two different actions

I have two functions on my functions.php Both functions are from a plugin and I'm trying to use this variable $answerIndex in the other action to do the if condition. The issue is I'm trying with ...
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446 views

global categories - Share specific categories in wordpress multisite

I have a wordpress multisite network. So I want to share just some categories between subsites.
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123 views

Use a select box to change a php variable

I am currently stuck on a little problem. I'm using a localStored value to differentiate the content that user sees depending on their choice. <div class="form-group form-inline hidden-print"> ...
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1answer
733 views

How to get submenu of admin menu?

I user global $menu in one of my plugins to get the list of menu items. But i would like to get the list of of items from a submenu for example from Posts i would like to get Add new, All, Edit ...
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232 views

global $post inside plugin query messes up every new post page in wp-admin

I have a very strange problem that I am trying to troubleshoot: I have a query (to build an array) that I run on a custom post type inside my plugin. It looks like this: function makePointerQuery(){ ...
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227 views

Declare global variable that can be used on other function

I have AJAX image upload function where I can get attachment_id value. I want to save that as global variable and use it in different function that sets post thumbnail when it's exist. This is what I ...
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2answers
627 views

How do I pass custom shortcode-extracted variables (taxonomy) into a query function for WordPress RoyalSlider?

Plugin in question: http://dimsemenov.com/plugins/royal-slider/wordpress/ Background: This is a great plugin, and it features a 'post' version where the slider pulls content from posts. However, the ...