A function is a sequence of program instructions that perform a specific task. It is packaged as a unit that can be used wherever the according task should be performed.

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159 views

Call to undefined function get_header() not in index.php

I can call get_header() without trouble in index.php, but not in another file. I got Fatal error: Call to undefined function get_header() in C:\wamp\www\wp-content\themes\Grid\vignette_ibis.php on ...
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1answer
20 views

How to call a custom taxonomy term name inside a function?

With the following function, the content of another page is included into a page template, which is working fine: // add content of another page function show_post($path) { $post = ...
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1answer
48 views

How to add a meta information to the URL?

I need to put a post meta information to the URL: www.website.com/custom-taxonomy/postname-[metainfo] How to change the rewrite rules, that the content of this meta information is added to the URL? ...
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47 views

Is it possible to change parameters of Parent theme function in the Child theme?

I have a Parent theme with the following function: function getTourOffers($tourId) { global $aitThemeOptions; $params = array( 'post_type' => ...
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1answer
68 views

Why are some custom javascript files working but some are not

I added some custom javascript files to my wordpress page. I put them in the funcstions.php like this: wp_register_script('formfunctions', get_template_directory_uri() . '/js/formfunctions.js', ...
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7 views

How to make child class use the same signature? [duplicate]

functions.php class themeslug_walker_nav_menu extends Walker_Nav_Menu { function start_lvl(&$output, $depth, $args) { $indent = str_repeat("\t", $depth); if('primary' == ...
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1answer
99 views

WordPress dynamic AJAX query

Aim - I've trying to run a query based on which category is selected from the dropdown. I figure the best way to do this, is to dynamically use AJAX and pass the category value held by a variable to ...
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0answers
28 views

get_comments function returns diffrent values on different accounts, why?

If I am on my admin user, the function get_comments() returns the array of comments in the template, but for the subscriber, the array is just empty. I tried to add permission to the user but it ...
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15 views

RSS Feed Notifications

I'm creating a site that pulls RSS feeds from various blogs & displays their latest posts. On the category/archive pages, I'd like to show a small notification on each post whenever there is a new ...
3
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1answer
144 views

How to display random users with avatars

I adapted a little a function to display a number of random users with their avatars with a shortcode. It works, but something is not good. Sometimes it displays with one user less than I want (just a ...
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5answers
445 views

Display height and width properties with the_post_thumbnail() or related function

Problem I want the height and width properties in the img element of the Featured Image for a post, page, or custom post type. Environment I have a custom theme based on the BlankSlate theme. The ...
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77 views

custom function for wp_list_categories

I need to write a custom function for wp_list_categories so instead of displaying a hierarchical list of links they are instead a list of checkboxes with the parent terms being displayed as h3 tags. ...
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1answer
235 views

How to override a theme function (within a class) using a plugin

I am working a website which utilises a highly complex theme (essentially a whole bunch of other software tacked onto Wordpress), so complex in fact, that child themes wont work with it. I want to ...
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39 views

Problems after changing URL from my-site.net/blog to my-site.net

After I changed site url (in general settings) to http://www.my-site.net I can't access my wp dashboard and my site is loaded very slow and only HTML elements are loaded First thing that I did was ...
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0answers
36 views

do_action filter function from add_action array

I am looking at the following setup: -- Combing multiple functions into single action -- add_action( 'single_post_meta_start', array( $this, 'the_title' ), 10 ); add_action( ...
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0answers
42 views

Override a theme function in a child theme?

Most if not all of the answers to this question are pretty old, or are for edge cases. I have a child theme for a commercial theme ("Total"). The parent theme's functions.php loads functions from ...
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1answer
35 views

Getting error while trying to use custom comment function

I'm trying to write a function that will allow me more control over the display of comments on a post page. However I'm confused about how to set it up so WordPress can use it. right now I get the ...
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2answers
78 views

Use Exact Image Size using add_image_size

I have a pretty basic question. It may be very noob question, but it is bothering me a lot. In my theme I've added a custom image size like this: function img_update() { if ( function_exists( ...
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1answer
48 views

Custom image size in Media Dropdown

I've tried everything you have said, but it's not working on my site. I'm using the below function: function setup_image_sizes() { if ( function_exists( 'add_image_size' ) ) { ...
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2answers
666 views

Upload Multiple Files With media_handle_upload

I have a WordPress form plugin and I use media_handle_upload to upload the files and get there ids directly and attached its ids to the post as a meta date, I used the following to did that: The HTML ...
2
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2answers
64 views

Editor access to plugin settings

I'm trying to give access to an user with the role Editor to this plugin settings page: https://wordpress.org/plugins/commenter-data/ In the code of this plugin on line 31 of commenter.php there is ...
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1answer
29 views

Plugin Development - Functions or Hooks?

I am brand new to WordPress plugin development and have a few questions, mostly about best practices but also some specifics. Essentially I just want to trigger an action (invoking a PHP class and ...
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0answers
76 views

Error function main() is a non-object to construct my Ajax.php

Try to use a "rapid" ajax, I've the follow code in my my-ajax.php file define('SHORTINIT',true); require_once ('../../../../wp-load.php'); require_once ('../../../../wp-config.php'); require_once ...
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0answers
89 views

Overwrite Parent Theme add_image_size in Child Theme

I'm using a child theme of a parent theme. Now on my parent theme, theveloper adds some custom image sizes like this - if ( function_exists( 'add_image_size' ) ) { add_image_size( ...
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2answers
79 views

Show different website layout if no sidebar added

I have a question about website layout with and without wp widges in sidebar. Here is the code i have for my registered sidebar. <?php if ( !function_exists('dynamic_sidebar') || ...
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1answer
41 views

How do I place a function in a standalone page?

Im trying to a a function to create an rss feed from a gmail dress. This works if i place it in functions.php, but overtakes my site as an rssfeed, as expected. How do I place it in a standalone page, ...
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1answer
29 views

Problem in using Customizer

Looking for some help with a customizer problem. I am using following codes to create a customizer which will allow me to upload an image for topic of the week section. owever, the following codes ...
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1answer
44 views

Load WP Admin scripts in a child theme functions file

All, I'm using a plugin that enqueues some scripts in the admin section of wordpress. I want the same functionality built in a page template. I noticed the main difference between is it tries to use ...
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1answer
88 views

changing behaviour of get_search_form

I created a function to display a search box and named it my_get_search_form() that is a copy of original get_search_form() function. when I call the function, the output is this: Search in ...
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1answer
47 views

How to call particular funcion when the check box is checked in plugin options page

I'm new to php and wp plugin development, i just created a simple options page for my test plugin, the options page has only one check box, i don't know how to execute some function when the box is ...
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1answer
29 views

How can we know we are not in edit page

I want to enqueue a JS file only to my View Page screen(after pubishing page). Whenever I click on edit this page, i want to remove that JS. How can we do this. `if(is_page()){ wp_register_script( ...
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0answers
42 views

Create a random list of html items within a shortcode in the functions file.

I'm trying to create a function that randomly pulls lines of code for a list of HTML items. Basically, I'm going to have a list of 50 or 100 images with hyperlinks associated with them. I'd like a ...
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2answers
37 views

Check if the user has explicitly set an excerpt

Is there a way for me to check if the user has explicitly set an excerpt? I need to call the excerpt only if they've specified something in the excerpt field, and not an automatically shortened ...
0
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1answer
104 views

Why doesn't is_page(id) work in functions.php?

When is code in functions.php executed? Is it during the loop? The following does not work when placed in functions.php (not within a function) : if (is_page( 27 )) { echo 'this is the apply page'; ...
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2answers
60 views

Can't Write Custom Widget Code In One ECHO

I am creating a WordPress custom widget and I created the below one that is working fine when I add it in function.php. <?php /* ...
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0answers
241 views

Function to add image link from php to fancybox js

I've got a single-cpt.php page on my website that has a photos' section this needs to display multiple images of the product/location. At the moment when the photo thumbnail loads a lightbox comes up ...
0
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1answer
51 views

Nested shortCode functions in the functions.php file

I'm trying to get a shortcode function (newStuff) to display inside of another function (oldStuff), but I'm running into trouble. Both shortCode functions are listed below, as well as what I've tried. ...
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0answers
8 views

Accessing current post data through a function

I'm using ninjaforms on my wordpress site and i have a form that is displayed on my post template. The idea behind the form is give the user a PDF file once they have completed the form. I need to ...
0
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1answer
41 views

Problem with custom function when I go back with the browser

I have a custom function inside functions.php to show the typical social media buttons for each post listed (last entries, categories and tags pages): //Social Media function showSocialButtons() { ...
5
votes
2answers
321 views

remove_action on after_setup_theme not working from child theme

I am trying to remove a theme action for an elegant-themes theme using a child theme.. This works when I remove action after add_action code anywhere in the parent theme functions.php. However, it ...
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0answers
57 views

List Most Read Posts from last 7 days (with custom post type and other meta queries)

I am using following code in my functions.php to count the views of the post. // function to display number of posts. function getPostViews($postID){ $count_key = 'post_views_count'; $count = ...
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21 views

Adding stick post button to edit post page

Right now, posts can only be sticky through the quick edit panel. Can I add a sticky checkbox to the post edit page?
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0answers
610 views

Adding jQuery datepicker to Custom Post Type Metabox

I've created a custom post type metabox which displays and functions fine. The problem is with the datepicker it just doesn't seem to work, when clicking the metabox youre able to type in it rather ...
0
votes
1answer
52 views

add_role menu pages are not visible

I added a custom role this way: add_role( 'tabellenadmin', __( 'Tabellenadministrator' ), array( 'activate_plugins' => true, 'delete_others_pages' => true, 'delete_others_posts' ...
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1answer
67 views

Ajax resetting my global variable

I am wondering why I can't read the updated value of $_TEST. It seems that $_TEST is being reset with each Ajax call. // functions.php $_TEST = 0; // the variable I want to update with each Ajax ...
0
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2answers
104 views

Function to limit number of custom post types on homepage - TwentyTen

here is the deal... I got hold of this piece of code to change the default post type shown on my TwentyTen child theme's homepage. It works like a charm when I add this code to the functions.php ...
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0answers
76 views

Incorrect output with get_attached_file()

I am having troubles with file encodings while retrieving file names with get_attached_file(). The line: get_attached_file( $attachment_id ); Is getting me results like: ...
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1answer
41 views

shorthand syntax for custom fields

I'm trying to write a shortcode and am sorely out of practice with this stuff. It's for a plugin Full Width Audio Player and I'm trying to query all tracks within a certain playlist so it will output ...
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0answers
63 views

Call plugin function from button and then forward

I'm new to WordPress plugin development (new to PHP in general) and I'm looking for my plugin to run some if checks and then forward to a new page after a submit/button was clicked. I am currently ...
0
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1answer
99 views

Navigate posts with different post type that are in the same categories

I created two custom post types that share the same category taxonomy. I'm using next_post_link() and previous_post_link() to navigate through posts with the same category but it only works for ...