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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37 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
116 views

Sanitize slug title

i need to convert this strings into the post url: (numbers with the point and € symbol) ex: 9.000€ -> 9000-euro I found this function but is not working: add_filter( 'sanitize_title', ...
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2answers
60 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( ...
0
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1answer
33 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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0answers
97 views

Create post using Ajax

I want to create post using Ajax . I had followed the process from Insert Post using Ajax But I couldn't make it work. Here is what I did. Please see what I did wrong as I am just a learner. EDIT ...
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1answer
27 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 ...
0
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2answers
539 views

Action hook for new pending posts?

I'm looking for an action hook to link my function to when a completely new post is created with a status of pending? I'm aware of 'save_post' and others but want to target specifically when a post ...
0
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0answers
60 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
47 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( ...
0
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2answers
63 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') || ...
1
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1answer
62 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 ...
0
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1answer
35 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, ...
0
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1answer
25 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 ...
0
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1answer
38 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 ...
0
votes
1answer
34 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 ...
0
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1answer
28 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
26 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 ...
1
vote
1answer
2k views

Change ul class=“children” for wp_list_pages?

Hello I'm using this code to print a list of Pages and Subpages: <ul> <?php wp_list_pages('title_li=&depth=2&child_of='); ?> </ul> It outputs: <ul> ...
0
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4answers
5k views

remove <div class=“textwidget”> from text-widget

When you add a text widget to a sidebar in Wordpress the widget includes this code <div class="textwidget"> How do I remove this without editing the core? FYI - I think this line is located ...
1
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2answers
2k views

Get the blog page URL set in Options

I have set the blog to be a different page other than the home page. I want to have a link from single.php to this blog page. Is there any function that pulls out URL for the blog ?
1
vote
2answers
160 views

Why does `url_to_postid` return 0 when testing `page_for_posts` Page?

If I set Reading Settings > Posts Page (in other words, the page_for_posts option) to a static page, and then attempt to pass its URL through url_to_postid() it will return 0 - why is it? I ...
4
votes
2answers
33 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
votes
1answer
70 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'; ...
0
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2answers
53 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 /* ...
0
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0answers
183 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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3answers
128 views

Custom meta box in custom post type not working

As a wordpress newbie I am having problems in adding custom meta box in my "slider" custom post type which I used in some old wp theme. I'm getting a warning: Warning: call_user_func() expects ...
0
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1answer
37 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
votes
1answer
38 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() { ...
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0answers
52 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 = ...
5
votes
2answers
190 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 ...
1
vote
1answer
821 views

How to show only one category in breadcrumb navigation

I added breadcrumb navigation to WordPress & I'm facing one problem. Here's the function.php code of the breadcrumb: function ux_breadcrumbs() { if (!is_home()) { echo '<a href="'; ...
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0answers
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?
0
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1answer
42 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' ...
1
vote
1answer
3k views

Debugging an error: wp_enqueue_style was called incorrectly

I've just uploaded a new, custom theme to find that the container is a fraction of the intended width, and the sections below the home section(this is one single page, long site utilizing ids/anchors ...
0
votes
0answers
403 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 ...
-1
votes
2answers
309 views

display last post modified date in genesis child themes

Since I frequently update posts so it’s crucial for me to display last modified date instead of post published date like following image. Its because I want search engine to display my post last ...
0
votes
2answers
62 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 ...
0
votes
1answer
41 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
votes
0answers
65 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: ...
0
votes
1answer
36 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 ...
0
votes
1answer
503 views

Is it possible to override this function/class in a child theme?

Is it possible to override this widget function from a parent theme? I saw this blog, but it dealt with a simpler case. http://venutip.com/content/right-way-override-theme-functions parent class ...
0
votes
0answers
38 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
votes
1answer
81 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 ...
0
votes
1answer
39 views

Preventing PHP Execution in Parent Theme

I have set up a child theme to make custom changes to my site without having them erased every time I update. One change is to remove a wrapper that displays the title of the page with a lot of white ...
0
votes
1answer
38 views

While loop with an exception after a count is reached

I'm trying to edit the tag.php page so that it displays all tagged posts (as it normally does) 'but' I want to call a function after the 3rd post in the loop. Current Code <?php /* The loop */ ...
-1
votes
1answer
24 views

Display function from functions.php in tag.php

I've added several functions to the functions.php file. I call those functions using a shortcode [shortCode] while in posts, pages, and widgets. But the [shortcode] will not work outside of posts, ...
0
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0answers
15 views

check value on external url - WP

i need a form feeld on WP page to enter a code. this code must be checkt on a external url. So as example the code is: 4445000000395 it must be checked on: ...
0
votes
2answers
59 views

Excerpt length: get 2 paragraphs

I have successfully implemented a solution from WPSE that trims the except to the first paragraph, but I'd like to change that to trim after the second paragraph instead. There's a link floating ...
2
votes
1answer
462 views

Function to auto-set a featured image that is already in use

I don't even know where to start with figuring this out.... This function for functions.php grabs the first attached image in a post and sets it as the featured image. The problem is that it will not ...