The tag has no usage guidance.

learn more… | top users | synonyms (1)

0
votes
0answers
38 views

Global post is always custom post type last post

my global $post is always taking the object of my custom post type "advertisement". So when i'm editing e.g. "Hello world" which post id is 1, it shows me post id of the last advertisement post. If ...
1
vote
1answer
235 views

Global functions on WPMU

I work in a multisite environment where all of the sites are related. A lot of recent developments have required me to copy and paste certain functions into many different theme folders, which causes ...
0
votes
2answers
95 views

Test if php document executed by Wordpress or directly

Active plugin PHP files are interpreted automatically when you view a page, post, admin page, etc. I could also run a plugin PHP directly if I knew the fully qualified URL, however it will most ...
0
votes
1answer
68 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 ...
0
votes
1answer
172 views

Save something to global var in add_filter

I am here again with a strange question. First, I'm using ACF plugin for adding cistom fields. My code looks somethink like that: global $testMe; $testMe = 0; function my_acf_update_value( $value, ...
0
votes
1answer
259 views

How can I save custom meta to one global value?

I have added a custom meta box to one of my custom post types. It contains a checkbox that will indicate that this is the "featured monthly product" (there can only ever be one). When I check this ...
0
votes
1answer
230 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 ...
1
vote
2answers
568 views

What are the disadvantages of using global variable?

I am a newbie at WordPress. In my "recent posts" shortcode, I used global $post variable, because the_title() function was giving me page's title, not post's title. I am not exactly sure, but I ...
0
votes
0answers
303 views

global variable not accessable inside functions

I downloaded and installed a wordpress plugin. Everthing works fine on localhost untill i uploaded the site on live server it wasn't working as intended. When i define a variable as global its value ...
0
votes
1answer
438 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 ...
0
votes
0answers
89 views

Wordpress $GLOBALS and PHP $GLOBALS

Is the php $GLOBALS associative array over written in WordPress with the WordPress $GLOBALS? I have a piece of code that uses $GLOBALS['myvariablename'] to access a global variable. It works in php, ...
1
vote
2answers
1k views

Is $page a global variable in wordpress?

I am having a problem with a local $page variable, especially when using it in The Loop. Is it a reserved variable of Wordpress? Also where can I find a list of all those global variables?
0
votes
0answers
37 views

global vars in wordpress no works fine

I have 2 global vars defined inside funtions.php global $ruta_path; global $ruta_db; I want send the value of this global values to function in comments but no get works Inside comments.php i have ...
1
vote
1answer
590 views

Detecting Embed URLs Within post_content

I need to change the way WP outputs html when given an embed URL within the content. Example content within the WP editor: This is standard content and will be wrapped in a 'p' tag. But check out ...
5
votes
2answers
366 views

What is the difference between using global $current_screen and get_current_screen()?

I have been looking at get_current_screen();. I have seen there is also a global $current_screen; that I could use. Here are two examples: // Using function function wpse_post_notice() { ...
0
votes
1answer
44 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 = ...
0
votes
1answer
116 views

key( $GLOBALS['wp_registered_sidebars'] ) is always showing the same value

I am using this code from another answer add_action( 'dynamic_sidebar', 'wpse_96681_hr' ); function wpse_96681_hr( $widget ) { static $counter = 0; // right sidebar in Twenty Ten. Adjust ...
0
votes
2answers
122 views

Will $current_user no longer be global?

I just had a look at Global variables in WP and I discovered that a lot has changed since the last time I looked. $current_user is no longer listed. Does that mean this and many other (old) globals ...
0
votes
1answer
29 views

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 ...
4
votes
2answers
803 views

Registering AJAX callback function that is part of a class without instantiating the class in function.php

I'm not even sure if this is possible. But nevertheless I thought of asking. I'm in habit of wrapping/grouping AJAX calls for a particular need within a class. See below. class my_class { ...
0
votes
3answers
57 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 ...
3
votes
1answer
6k views

get_query_var vs global query variables?

I have query vars defined in functions.php using: add_filter('init', 'add_query_vars'); function add_query_vars() { global $wp; $wp->add_query_var('profession'); } Until now, to ...
0
votes
1answer
1k 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: ...
3
votes
4answers
51k views

How to set and use global variables? Or why not to use them at all

UPDATE: My original question has been solved, but this is turning into a valid discussion about why not to use global variables, so I am updating the question to reflect that. The solution was ...
1
vote
2answers
3k views

Using query_posts inside single.php loop

Inside of my loop in single.php, I used a custom query using get_posts to return posts belonging to a certain category. <?php global $post; ...
1
vote
2answers
9k views

Defining a global array in functions.php?

I try to create an array of years, which is avaible in my template-files and in at least one other function in the functions.php. function get_the_years() { global $year_arr = range(2001, ...
0
votes
1answer
556 views

using 1 form shortcode (si or cf7) for all multisite sites [closed]

I have a network with more than 50 sites. I want to create one contact form (which means one shortcode) using contact form 7 or fast secure contact form. Then, I want to use that shortcode on all the ...
12
votes
2answers
724 views

What is a good alternative to using $content_width for image optimization?

The $content_width GLOBAL in WordPress effects many themes and even some plugins by limiting the size of images and embeds in posts, it is a requirement for themes submitted to wordpress.org. It is ...
0
votes
1answer
90 views

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 ...
0
votes
2answers
12k views

How to set global variable in functions.php

I want to be able to echo the URL of the featured image of a post and after looking some on the web I found the following which works fine when I put it in a loop in my front page template. <?php ...
2
votes
2answers
451 views

Retrieve the template directory URI via global or get_template_directory_uri() every time?

One Wordpress function I happen to use frequently is get_template_directory_uri(). While I tried to minimize or avoid its use where I can, I still happen to have more than one call to this function in ...
3
votes
1answer
1k views

Using global $post v/s $GLOBALS['post']

It's probably more of a PHP question, but I would like to know if there are any differences in using global $post; echo $post->ID; when compared to echo $GLOBALS['post']->ID; to access the ...
0
votes
1answer
770 views

get_posts() and global variables

I was reading this post: When should you use WP_Query vs query_posts() vs get_posts()?, which seems to have become the go-to post for understanding the difference between the different functions for ...
1
vote
1answer
156 views

Change global values from templates

I am trying to check for a php variable in each of my template in order to assign it a different styling but the value seems to disappear, can you please help, I already spent hours trying to figure ...
1
vote
1answer
1k views

How to make global post work with custom post type?

I was wondering to know if it's possible to use global posts with custom_types. I was working with this function: global $post; $myposts = get_posts('numberposts=4&offset=1& category=3,4'); ...
2
votes
1answer
634 views

Pass variables from one widget to another widget

I wrote a widget but I need to use the variables from one widget in another...both widgets are in the same dynamic sidebar. This is what I am trying to do: I wrote a widget that adds a footer to the ...
0
votes
1answer
977 views

Passing global variable from header.php to functions.php

Situation: Is header.php file where is code: if(is_single()){ global $my_global_var; $my_global_var == true; } Is functions.php file where is code: global $my_global_var; if($my_global_var == true) ...
0
votes
4answers
827 views

Does WP have a global of $id?

I'm trying to attach an object to every post of any type. This will require post ID to populate or create my object. So, I either call global $post, or get_the_ID(), or do get_post(). I hope there is ...
0
votes
1answer
195 views

How to check if this is the nth instance of a given shortcode in a post

Suppose I have a shortcode called [item], which I have used 20 times in a particular post. Is it possible, from within the shortcode handler function, to know what the numerical index of the given ...
-2
votes
1answer
2k views

How do I access variables outside a function [closed]

I have a custom function which defines a bunch of variables. I would like to be able to call this function from inside a loop so I can have access to all its variables, like so: functions.php ...
1
vote
2answers
195 views

How should I store global information such as a phone number so that it is editable through the CMS?

Right now I have a p element in header.php containing the address and phone number my client wishes to use for contact info. How can I set this up so that it is editable through the WP admin area so ...
2
votes
1answer
1k views

Passing variables to templates (alternatives to globalizing variables)

I want to make my WP code simpler (there's some mess within header.php, page.php etc.). So, for example, I want to set something like this global: $foo = get_option('foo'); So $foo will work ...
0
votes
1answer
465 views

Where is this function's callback getting its arguments from?

This might be better suited to Stack Overflow, thought I'd try here first though. I was walking through this tutorial by Justin Tadlock and encountered the function below being used as the callback ...
4
votes
4answers
4k 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 ...
1
vote
1answer
7k 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 ...
0
votes
3answers
1k views

How can i use a global variable in a .css file generated with php?

I am including a .css which i parse with php like so <link rel="stylesheet" type="text/css" media="all" href="<?php echo get_childTheme_url(); ?>/css/productgallery.php" /> Now in ...
1
vote
1answer
1k views

wp_get_current_user always returns 0 continued

I have been busting my head trying to get the user ID with every piece of code possible but it always comes back "0". Not sure what I'm doing wrong. I started out using this: <?php $user_info = ...
12
votes
5answers
3k views

How to include code only on specific pages?

I'm learning about plugins and shortcodes. I noticed that when I activate my plugin its code gets loaded on all of my pages-- even pages that don't have my shortcode. (I don't mean content vs. admin ...
0
votes
1answer
828 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 ...
0
votes
2answers
1k 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 ...