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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251 views

Create thumbnail on PDF upload with Gravity Forms

I'm working with some great code that was provided recently to create an image thumbnail from a PDF upload, and I'm now trying to implement this in the functions file so that it can be applied to any ...
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46 views

Saving plugin data returns “You do not have sufficient permissions to access this page.”

I'm developing a quote plugin which will save a quote to the WPDB using a form to input the quote. I've created half this code and got the other piece from another programmer on here. I'm looking to ...
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51 views

Dynamic banner for use on external sites

Pro question: we would like to display our most current wordpress articles on external sites (something like advertisments or banners). I think this could be easily done with iFrames, but I doubt ...
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51 views

wp_list_bookmarks(); not displaying anything

Bizzarely, I can't get the wp_list_bookmarks(); function (inside a page template) to render anything. Hope somebody can point out something obvious! Cheers. Here's my code: <?php /* Template ...
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39 views

Load wordpress enviroment for external content?

We have a couple of forms and landing pages that cannot be stored in our wordpress installation as posts/pages. For this reason they remain apart from our Wordpress installation in a folder though ...
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80 views

Problem with checkbox using custom field archive

How can i get archive base a custom field. I try this but my hosting say there is a problem with my code, the code make manny select in the database.. I have 1 post type, and 2 custom field ...
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63 views

How to: Get the first image from the next and previous post in single.php? (5 posts)

I know I can call a function below but it works in loop at index.php only. function catch_that_image() { global $post, $posts; $first_img = ''; ob_start(); ob_end_clean(); $output = ...
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2answers
99 views

How to display data from custom fields in my custom shortcode?

This is the shortcode I have come up with, according to a tutorial on Dig WP (http://digwp.com/2010/01/custom-query-shortcode/) in order to display list of songs on specific albums. [loop ...
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46 views

Highlight only current on single pages

Goodmorning, I tried to highlight the childs also in the navigation. I came up with this code. It works, but it will highlight all menu items in a row. What do I wrong or forget to add: function ...
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1answer
166 views

Removing all my hardcoded URLs with get_site_url()

In my php files, I would like to remove all my hardcoded URLs (ex: http://mysite.com/) and replace them with the get_site_url() function. My problem is with the php code of one of my functions (in ...
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492 views

Why WP_Query in functions.php is not working when get_posts works?

I have following code in my functions.php. When I try to add new post_type (e.g. post,lawyers) it fills excerpt,slug (this affects in permalink structure), other metaboxes from first post of lawyers ...
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1answer
66 views

Fatal error after changes to functions.php, even with original file

Getting Fatal Error: Cannot redeclare theme_feature_setup() message after code changing in the functions.php file. I've tried deleting functions.php file and uploading the previous version but I still ...
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1answer
35 views

Make WordPress search for only this tags or exclude certain tags from search [duplicate]

Is there something like a function for letting the WP search form search for ONLY some tags you fill in. in example: function wordpress_search{ //search for tagname1, tagname2, tagname3 } If ...
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1answer
99 views

A blank page is shown after I add a Function

I am redesigning a template. So I am trying to show a holding page till the redesign process is done. I ever used following function for the purpose on many other projects and it's redirected to the ...
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177 views

Customize Breadcrumbs - Home -> Page -> Childpage -> Post

I use this snippet for breadcrumbs and it works well, but not as I need it. function test_breadcrumbs() { if(!is_front_page()) { echo '<nav class="breadcrumb">'; echo '<a ...
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9 views

transition_comment_status called when untrashing comments [duplicate]

The author gets two mail when I untrash a comment. I only want to send the "untrash_answer_notification"-mail when untrashing comments. Any ideas? // Send mail to user when their comment has been ...
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21 views

Archive list with only years and months belonging to a category

I need to generate a list of years and months belonging to a category. For example I have two main categories (A and B). I need a list of years and months of post published only of the category A and ...
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1answer
79 views

Calling the Next category link on an archive page - Wordpress

I've been working on creating a link in my header, should say "see enter next category name here" I've been using this code, found here (I would comment again to ask directly on that question, but ...
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2answers
322 views

Override default password nag in Wordpress

For some reason my default password nag is playing up on a big multi-user site I've setup. Pretty sure it's got to do with the New User Approve and Gravity Forms User Rego combo that I'm using. ...
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35 views

Adding ID to a Listing but not inside WP_Query while

<?php $args = array( 'post_type' => 'bedrijf', 'posts_per_page' => -1, 'orderby' => 'title', 'order' => 'ASC' ); ...
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2answers
86 views

How to use scripts when header/footer are stripped out

I'm working with a client who is wrapping the body of our WordPress site with their own external header and footer, stripping out our header and footer. Our enqueued plugin scripts then, aren't ...
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41 views

Can't change local language with function

I'm trying to add a function in my theme to change the local language for certain pages. function nfo_redefine_locale($locale) { global $locale; $locale = 'de_DE'; return $locale; } ...
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1answer
334 views

Change custom post type slug from plugin options

I'd like to give users the option to change a custom post type slug in my plugin. Using this answer, I'm able to hardcode it into a function: Redeclare/Change Slug of a Plugin's Custom Post Type ...
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68 views

Exclude a category of posts from all listings if user doesn't have a role

I have some categories that I'd like to bulk exclude from all listings (the loop on the main blog listing page, category listing pages, archives, etc.) and to show them only to users with a specific ...
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1answer
129 views

Modify function Shortcode_atts

function get_date_posts($params, $content){ $default_params = array( 'post_type' => 'post', 'order' => 'asc', 'orderby' => ...
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977 views

Creating custom theme options page

I am creating a theme for a client and it has a custom front page that has a slider and displays the services they offer. I am looking to add an options page where the client can easily update the ...
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28 views

Creating a custom abstract/excerpt function: retrieving text between a specific tag or id

Unfortunately, the functions for retrieving the abstract and the excerpt don't fit my needs. I want to define a part in my text that should function as abstract without falling back to ...
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74 views

Cant use php fopen() function in functions.php

I am trying to simple run fopen() in the functions.php, and have also tried it in a test.php wordpress template file. But it does not work. If I move the test.php file and csv file to a location ...
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1answer
102 views

Allow tags and attributes in post and pages content

I am trying to allow the "onclick" attribute on links as well as some html tags such as iframe to the content displayed in posts and pages. In my theme's functions.php file, I tried removing ...
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60 views

Wordpress 2014 Theme - Featured Content with multiple tags?

My company is using the new 2014 Theme for our portfolio blog. We really like the Featured Content section on the home page. What we would like to do is have multiple pages all with different ...
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31 views

how a query can use local parameters in plugin function?

I've wanted to add a custom post type, so i've done a plugin to put on/off this post type. i have widgets inside the plugin in order to print posts with this custom type, that call more or less a ...
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1answer
144 views

How can I add a Custom Button to Add or Edit post / page next to Add Media?

I'm trying to add a custom button nearby the Add media on the wordpress Add and Edit Post/Page. How can I do that? Thank you very much for your help!
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69 views

Slider Issues using MetaBox Plugin

I'm just now joining a previously launched project. The home page slider is a custom meta_box type from the MetaBox plugin. Here is the code to add the fields. $meta_boxes[] = array( 'id' => ...
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2answers
771 views

Display Custom Field Value on Admin Page Column

What I want is to display the value of the custom field called 'page_template'. I use the code below but it displays nothing under Page Template column although I have already defined a value for the ...
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1answer
668 views

Add gallery id to rel attribe of wp_get_attachment_link

Now i have this snippet in my functions.php /** * Add rel to links. */ function add_rel_to_gallery($link) { return str_replace('<a href=', '<a data-fancybox="true" rel="group" href=', ...
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142 views

Update all posts in one go

I've just used the woocommerce CSV uploader to add 1000+ products to an online store. However the products only appear in the store after they have been updated - And it has to be from the main edit ...
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1answer
113 views

theme options not saving

I've created a really simple theme settings page to just enable my user to add some social media links. However when I input some data and save the fields the text vanish's and doesn't seem to save. ...
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47 views

how to echo script in head from plugin options page via textarea?

I know how to echo in the head but when i paste a script in the textbox in my options page it comes out like this: &lt;script&gt; ...
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1answer
66 views

How to change menu order item

Hello I have a main menu in my website Home | How to start | about | contact | categories but I add one item that lists all categories in functions.php add_filter('wp_nav_menu_items', ...
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76 views

Using a Multi Site Users Blog ID as a WP Prefix

I'm trying to update a plugin so that the prefix for the defined tables is taken from the ID of the posts authors site This is what I am trying to do at the moment function { global $authordata, ...
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1answer
139 views

Metabox Data not saving

My Metabox data doesn't appear once I've saved the page, I tried vardump() on both getextra_mbe_date and getextra_mbe_time which returned null my code is <?php /* Plugin Name: Events CPT Plugin ...
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2answers
567 views

Conditionally write open graph meta property in header

Have a function I use to print Open Graph tags in the header of each page I also have a plugin I use to post to Facebook which also puts in it's own set of basic OG Tags. Facebook doesn't like if a ...
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0answers
63 views

WordPress Visual Editor Filter for Visual View

I have setup custom HTML to be created when a user inserts media using "Add Media" in WordPress using the code below: add_filter('get_image_tag', 'add_image_frames', 10, 6); function ...
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2answers
2k views

How do I change/modify the_post_thumbnail(); html output?

I'm working on building out a custom theme and have been struggling with this one for a bit. I am trying to modify the HTML output of the_post_thumbnail(); function. I need to do this because I am ...
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1answer
1k views

How to redirect users to custom lostpassword page?

How to redirect users to custom lostpassword page when they click on the Error: Lost your password?. Because I set a redirect for wp-login.php to my custom login page. when a user click on Error: Lost ...
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1answer
234 views

WordPress add post format support not working

I am working on a theme and for some reason, add_theme_support( 'post-formats', ... ) is not working. In my theme's functions.php I have the following near the top: function mytheme_setup() { // ...
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103 views

Add image caption to frescojs

I want to add the image caption to the frescojs popup. The following code is in the functions.php: add_filter( 'wp_get_attachment_link', 'sant_prettyadd', 10, 6); function sant_prettyadd ...
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1answer
138 views

Get author meta of all writers

We know from the docs that you can get an author's meta like so: <?php get_the_author_meta( $field, $userID ); ?> But I would like to have a custom "About us" page which displays all the ...
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57 views

Strip <p> on get_the_content_limit

I would like to remove the paragraph tags < p > it generates, i tried adding strip tags but it doesn't seem to work. function the_content_limit( $max_characters, $more_link_text = ...
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1answer
165 views

send email to all registered users when post expires

I have a function which, when a post is published inside a CPT after three days the page is redirected to another URL/PERMALINK. This is the code: add_action('template_redirect', ...