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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74 views

Create input select image URL?

My code in functions is: <input type="text" name="Cat_meta[img]" id="Cat_meta[img]" size="3" style="width:60%;" value=" <?php echo $cat_meta['img'] ? $cat_meta['img'] : ''; ?>"> How to ...
1
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1answer
50 views

How to Reference/Echo Variable from Another PHP Function

I have successfully set up a PHP function for my blog posts to create a shortcode to automatically display/style an iFrame tag for a YouTube video, as well as pull in the duration and view count ...
1
vote
1answer
62 views

How do I add Bootstrap and LESS to my migrated WordPress site?

I'm migrating a website to WordPress - it uses both Bootstrap and LESS. I found a snippet online for enabling Bootstrap and the outputted CSS via functions.php: function theme_add_bootstrap() { ...
0
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2answers
71 views

Differences when using the the_time and the_date functions

I have some doubts about how work the WordPress the_date() functions definied into general-template.php In a page I show the posts archive using this code snippet into a loop: <article ...
0
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1answer
100 views

Can I show also the post date using the wp_get_archives() function?

I am pretty new in WordPress theme development and I have some doubt about the wp_get_archives() function: http://codex.wordpress.org/Function_Reference/wp_get_archives In my website I have create ...
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0answers
35 views

Creating a filter to modify links ending in .pdf

I'm trying to create a filter that checks for links that are to PDFs, and append the href attribute with something like /form?file=[path to pdf]. For example, starting with: <a ...
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0answers
20 views

Run function after post is updated

I would like to run a function after a post is saved. That function takes a .txt file thats uploaded with Advanced Custom Field file field, makes it into an array to then a json data. I want the json ...
0
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0answers
45 views

Iris color picker

i try to implement Iris color picker in my wordpress theme and it works fine, but when i include the Iris color picker's files i can't call a custom function via a tag. this is the Iris color picker ...
0
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1answer
228 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 ...
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0answers
38 views

Run a Wordpress function inside a wp_query loop result [duplicate]

I have a search results page that displays multiple results in a multi column layout. I am trying to run a function via a button/link that will allow users to add that post to a "favorites list". The ...
0
votes
1answer
50 views

How to load plugin before the wordpress jquery?

I'm fixing a wordpress plugin that uses a 1.0.0 version of jquery. The jquery version automatically included in wordpress is 1.11.0. In a test site, the plugin is dependent on the 1.0.0 jquery and ...
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1answer
40 views

How to add a piece of code in function

On the function below, after echo '</span>';, I want to add this a piece of code: &nbsp;<a href="<?php $key="link"; echo get_post_meta($post->ID, $key, true); ?>" ...
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1answer
65 views

Remove echo from shortcode

I've just started playing with shortcodes and due to my lack of php knowledge I am unable to figure out how to make this shortcode work without using php echo. Can anyone help me revise my code? // ...
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1answer
112 views

Warning: join(): Invalid arguments passed in post-template.php

I'm getting this warning with development mode: Warning: join(): Invalid arguments passed in /webDir/project/wp-includes/post-template.php on line 371 In production mode the <article> ...
1
vote
1answer
63 views

Removing user contact methods works from functions.php but not from a plugin

I'd like to remove user fields and I used this code: add_filter( 'user_contactmethods', 'newfields' ); function newfields( $user_contact ) { unset($user_contact['facebook']); ...
0
votes
2answers
97 views

Page Template Won't Load Correct CSS File

I can't get the correct css file to load for my page template. The page is correctly loading the template but still using the default css file. This is the code I'm using to load the page template's ...
0
votes
1answer
55 views

Why does my visual post editor break when I try to add a TinyMCE button?

I'm trying to add a button to my TinyMCE editor. I'm using WordPress 3.9.1, so I'm following this tutorial to add a new TinyMCE button. Right now, I'm just trying to get the tutorial version ...
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0answers
18 views

Require featured image snippet not letting me Trash the post

There's a famous snippet which allows you to require a featured image on your post before it gets published, which is following: add_action('save_post', 'wpds_check_thumbnail'); ...
-1
votes
2answers
26 views

How to modify this function to exclude also the post belonging to a specific category?

I am very new in WordPress development and I have the folglowing problem. I use this function (declared into the functions.php file of my theme) to modify the main query in such a way that the post ...
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0answers
118 views

Remove Captions from Custom Gallery function.php

I like to prevent captions from being outputted in my custom gallery function. I could easily just hide it using CSS but it doesn't feel right. The caption is being sent from media.php this line. ...
5
votes
2answers
246 views

username_exists() function can't be access without logging in

I'm using the following function in functions.php to check if a username exists in the DB function check_username() { $username = $_POST['user']; if ( username_exists( $username ) ) { ...
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1answer
43 views

Automatically delete posts based on query

I'm trying to delete certain posts (of a custom post type) automatically based on a comparison between the current time and a number of hours previous to now, for example 24 hours. The custom post ...
4
votes
1answer
68 views

How to add classes to images based on their categories?

I need to be able to: 1.) assign categories to images and 2.) add classes to all images that correspond to their assigned categories. I was able to add categories to images with the following: ...
0
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2answers
140 views

Wordpress listen to $_POST in functions.php

I currently have the following function in my functions.php which checks if a username exists in the DB. function check_username() { $username = $_POST['user']; if ( username_exists( ...
0
votes
1answer
26 views

Unable to Call More than One Meta Box Output

I have a custom meta box with multiple text fields. I use this to call the information in the first box: <?php the_post(); echo get_post_meta( get_the_ID(), 'dbt_text', true ); ?> And this to ...
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0answers
27 views

Change Wordpress Gallery Markup in functions.php

I'm looking to change the markup of the Wordpress Gallery, so that it outputs a new set of code. Ideally, this is what I want (a Bootstrap-based markup). <div class="col-md-3 col-sm-4"> ...
0
votes
1answer
35 views

Changing plugin options from theme functions file?

I am making a starting-point Wordpress theme that will be used on dev projects. In this theme, I am automating common plugin installs that are used on every project. I have been able to automate ...
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votes
2answers
54 views

Dynamic body classes based on current page

Is there a way to add classes to the body_class function based on the current page? For example if you're on the homepage, as well as the usual generated classes, the <body> element would also ...
-1
votes
2answers
149 views

Getting URL of archive (category) page

I'm trying to retrieve the current URL of the page, which works everywhere except for archive pages, for example, a category page. On a category page, it shows as the most recent post in that ...
0
votes
1answer
31 views

Query function not executed between <div> element [closed]

I'm wondering why the following code is not executed between the element it's put in. I know sort of how to fix, but I'm not sure if that's the best solution. My code: First function function ...
1
vote
1answer
132 views

What's the point of using Wordpress's built in admin-ajax.php?

I'm trying to understand why using admin-ajax.php is advantageous over doing something like this: add_action ('wp_loaded', 'my_ajax'); function my_ajax() { // Do Ajax, Check $_POST die(); } ...
0
votes
2answers
57 views

Wordpress - registering sidebar and adding a button directly after .textwidget

I have registered a new widget area, code as below and want to add a button after the .textwidget, however cannot seem to do it properly. Adding it after the </li> results in the button not ...
0
votes
1answer
41 views

What exactly do this function declared into functions.php file of a WP theme?

someone can help me to understand what exactly do this function declared into the functions.php file of a theme? function exclude_featured_tag( $query ) { if ( $query->is_home() && ...
0
votes
1answer
40 views

update_usermeta don't work

When I return in the function $setfound, I become a white screen and when I return $setlink, it works fine. function editsteamlink(){ $setlink = $_POST['steamlink']."/?xml=1"; $setresponse = ...
0
votes
2answers
172 views

jQuery HoverIntent is not a function

I am working on a site that uses jQuery for a number of functions but I am having a repeating error: hoverIntent is not a function I have referenced similar questions on this forum and they ...
0
votes
1answer
43 views

is_dynamic_sidebar always returns true while using Jetpack visibility

If I have any widgets in the sidebar, even if the jetpack visibility is set to not show on that page, is_dynamic_sidebar return true. Here's the code in my theme functions file: add_action( 'init', ...
0
votes
0answers
31 views

Creating multiple functions for front-end forms

I have the following situation (which I simplified for didactical purposes): page-books.php: <form> <input type="text" name="title" /> <input type="text" name="sinopsis" /> ...
0
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0answers
54 views

Different Name and Email for wp_mail_from and wp_mail_from_name

I want to make the email and Name dynamic.Everything works fine.But I can't able to get the name and email for each doctors.I have attached my code which I have tried.please help Thanks in Advance. ...
0
votes
1answer
157 views

get_post_meta not working inside a function in functions.php but works outside

function notify_new_posts($post_id) { $keyval = get_post_meta( $post_id); $buyer_wdistance = get_post_meta( $post_id, 'cf_wdrive'); //$buyer_wdistance = $keyval['cf_wdrive'][0]; ...
0
votes
1answer
162 views

Replace admin header logo with an image

I want to replace the default WordPress admin bar logo to my custom logo which is a PNG file. I have tried a code it's not working. function custom_logo_admin_header() { echo ' <style ...
1
vote
1answer
330 views

How to add a class to the attachment images

When I'm in the Wordpress editor and I add an external image with the 'img' button, my html result wil be like this: <img src="http://example.com/image.jpg" alt="image" /> How can ...
1
vote
0answers
49 views

Move Custom Fields on General Settings Page to New Location

I've created some custom fields on the General Settings page after studying up on this post: Add multiple custom fields to the general settings page. I'd really like to move them to their own ...
0
votes
1answer
47 views

Display WordPress Search

I am trying to display the current WordPress search term on single.php, index.php, and category.php...basically when someone searches for something I'd like WordPress to remember what the last search ...
0
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0answers
65 views

Getting categories from DataBase & WP Favorite Post

I am trying to create a shortcode that pull the most saved posts (using WP Favorite Post) and displaying them by YEAR, MONTH or CATEGORY. So far I have been able to get the year and month working ...
1
vote
1answer
33 views

Child theme within a child theme?

I'm developing a child theme, but also want to make it possible for that child theme to have a custom functions.php file that won't be overwritten during theme updates .. is this possible in any ...
1
vote
1answer
470 views

Edit tag cloud widget number

By default, the WordPress tag cloud widget has a set amount of 45 tags to display. This can be seen in the wp-includes/category-template.php file. By default, the WooCommerce plugin which I have ...
0
votes
1answer
60 views

Get all categories of custom post even not assigned

I know how to get all categories with get_categories and name custom taxonomy name, but wordpress only shows those categories those are assigned to a post. Those which are created, but not assigned, ...
0
votes
1answer
206 views

Passing postid of Testimonial Custom Post in Shortcode Parameter

I am trying to create Testimonial custom post and display using shortcode function create_post_type() { register_post_type( 'testimonials',//new post type array( ...
1
vote
2answers
115 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 ...
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0answers
21 views

Add a excerpt to a custom WYSIWYG

I have a secondary WYSIWG on my post and I am using it to display content under a thumbnail. I am trying to figure out how to limit the amount of words I can display with the code I am using to ...