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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3
votes
2answers
640 views

mysql custom wp query

this code is designed to select posts with selected meta value in wordpress query <?php $values = $wpdb->get_results("SELECT DISTINCT meta_value FROM $wpdb->postmeta WHERE meta_key = ...
3
votes
1answer
246 views

TinyMCE custom stylesheets for different post types

I use a custom stylesheet for TinyMCE, by placing custom styles in editor-style.css in my theme's directory. I am trying to figure out how to use a different stylesheet depending on what post type we ...
3
votes
1answer
624 views

When is wp_trim_excerpt() called?

There doesn't appear to be any reference to wp_trim_excerpt() outside of it's declaration - I've checked both the Trac and Xref - when does it work its magic?
3
votes
3answers
3k views

Logout redirect to current page - function

I'm looking for a function that can redirect users when they logout to the current page. I'm looking for a code I can use in functions.php?
3
votes
2answers
3k views

wp_register_script not loading as expected

I am loading scripts like this: //load scripts //wp_register_script( $handle, $src, $deps, $ver, $in_footer ); add_action('wp_enqueue_scripts', 'load_scripts'); function load_scripts() { if ...
3
votes
1answer
568 views

How do you permanently remove default rewrite rules from the wp_options table?

We have tons of rewrite rules saved in our wp_options table and I'd like to permanently remove any entries that we're not using on our site (such as comment feeds, page attachments, etc.). What's the ...
3
votes
2answers
963 views

Linking thumbnail to full size image

I use a function in my blog (getImage) to call thumbnails in the loop (it calls the 1st image on the post) but instead of link to the post, i would want the thumbnail to link to its full image src. ...
3
votes
1answer
72 views

Autogenerate wordpress shortcodes using array?

I was create a shortcode which automatically generate shortcodes with given array key and value. Function names does not generate dynamically. Note: Array KEY = ShortcodeName and Value = Wordpress ...
3
votes
3answers
486 views

Dynamically add id to heading tags

How do I add an id attribute dynamically to every heading tag on a wordpress website using php? I wanted to make it so that for every heading tag (h1, h2, h3, h4, h5, h6) I have a unique id attached ...
3
votes
1answer
2k views

How to edit bbPress template files - WordPress + BuddyPress + bbPress? [closed]

I am using BuddyPress 1.6.1, bbPress 2.1.2 and WordPress 3.4.2 I follow the guide here. In the end, I did the trick pointed out by Sarah Gooding because mywebsite.com/forums was blank right after ...
3
votes
3answers
3k views

How do I call wp_get_current_user() in a plugin when plugins are loaded before pluggable.php?

The current result is "PHP Fatal error: Call to undefined function wp_get_current_user()" which makes sense, but doesn't help. I need to use $current_user. Here is the code I'm currently using: ...
3
votes
1answer
323 views

Create “File-less” Page Template in Functions.php

(By "Page Template," I mean a theme file with the "Template Name" header that can be selected in the "Template" dropdown field on the page admin.) In multiple instances, I've built page templates ...
3
votes
2answers
228 views

Override default cropping in Wordpress [duplicate]

Possible Duplicate: How can I make add_image_size() crop from the top? Is there any way to have cropping happen from the center point in an image? All of my Featured Image uploads are ...
3
votes
3answers
4k views

How to fix a theme with page.php Default Template that accidentally deleted?

I am having a quite odd case with WP today, and after spending about an hour searching on google and forums, can't find any answers. I hope posting here might allow me some chance to get help from ...
3
votes
1answer
168 views

How to Loop Plugin Option Field Set?

Problem/Background Currently, I'm creating a plugin for a client that will enable them to mark and modify predetermined Google Map polygons (displayed on the site) in the dashboard. I want to let ...
3
votes
1answer
523 views

Logout/login redirect CSS issue

I'm using WordPress Multisite. When I use wp_logout_url(), I get redirected to the login page but somehow I end at a different login page without any styles applied <a href="<?php echo ...
2
votes
4answers
12k views

How can you check if you are in a particular page in the WP Admin section? For example how can I check if I am in the Users > Your Profile page?

I'm building a plugin and I want to add bits of javascript in the admin head but only for certain admin pages. I don't mean pages as in a WordPress page that you create yourself but rather existing ...
2
votes
5answers
532 views

Code in theme functions.php faster than with a plugin?

I've read many articles that says that we should not keep plugins that we don't use. Even if they are disabled, they use memory. functions.php instead of 10 plugins? What if i have 10 small plugins ...
2
votes
7answers
5k views

Adding fields to the “Add New User” screen in the dashboard

I'd like to add the field "Company Name" to the add new user page in the admin panel. I've done quite a bit of searching and have been unable to find details on how to do this. I can easily add info ...
2
votes
3answers
5k views

How to add a data attribute to a WordPress menu item

I'm Twitter Bootstrap and need to add data-toggle="modal" attribute to the a tag of menu link. Upon searching most all results reference doing a walking for Twitter Bootstrap dropdown menus however ...
2
votes
2answers
973 views

hook a functions to change wp-config from functions.php

is there a way to hook / filter or add action that would be printed in the wp-config file? lets say i want to add some simple command like "empty the trash" aka define('EMPTY_TRASH_DAYS', 1 ); ...
2
votes
1answer
1k views

How to add default images into theme customizer image control?

I am trying to figure out how I can pre-load a theme customizer image control with images I have selected. Is their a way to point the control to a directory so they automatically show up in the ...
2
votes
1answer
6k views

Custom page with variables in url. Nice url with add_rewrite_rule

Using WP3.1 I Have a custom page with a WP_Query and the query gets dynamic variables from the url. And i want safe variables and clean urls. Example: ...
2
votes
5answers
608 views

Allow users to add custom functions to wordpress theme

I'd like to allow users to add functions to the theme I'm developing, but don't want users to change functions.php directly, as this file may be updated with theme updates. In other words, I'd like ...
2
votes
2answers
933 views

Advantages and disadvantages of using automatic-feed-links

What are the advantages and disadvantages of using add_theme_support('automatic-feed-links') in my functions.php file?
2
votes
2answers
2k views

add_action(), add_filter() before or after function.

When looking through Wordpress snippets/tutorials/plugins I often see add_action() and add_filter() being placed before the function is declared: add_action('publish_post', 'email_friends'); ...
2
votes
3answers
2k views

the_post_thumbnail fallback using hooks

I am using this big theme that is almost entirely relying on widgets and sliders. Now I trying to avoid looking for post_thumbnail output code in all the included files in order to achieve fallback ...
2
votes
2answers
852 views

What is the most efficient method for loading widgets in functions.php

I have seen WordPress developers use two different methods for loading custom widgets from the functions.php file. The first: include("functions/my-custom-widget.php"); The second: ...
2
votes
2answers
3k views

How do I “unhook” / de-register jQuery so that it's not called as part of wp_footer();?

I need to "unhook" jQuery from my wp_footer() ... it's being called automatically and I'm looking for something I can add to functions.php which prevents it from being called a second time in the ...
2
votes
5answers
418 views

How to add another user to this remove_menu function?

Pretty self-explanatory. How does one add another user to this function for functions.php, i.e., user2, who will be shown different menu items than user1? I tried adding another ...
2
votes
2answers
2k views

Formating the_terms() function output

This code: <?php the_terms($post->ID, 'type') ?> Gives: <a href="/archives/type/image" rel="tag">Tag</a> What do to if I want to display only "Tag" word, not link eg. Tag ...
2
votes
1answer
938 views

Multiple Content Block

I'm trying to create a custom post type and would like that post type to have two content blocks. So that in the loop I can ask for content-1 and content-2 separately. I can write the code just ...
2
votes
1answer
4k views

plugins_url vs plugin_dir_url

Im seeing WordPress plugins either use plugins_url or plugin_dir_url when creating constants to some of their folders. Is one better than the other? examples: define( 'MEMBERS_URI', trailingslashit( ...
2
votes
1answer
1k views

Remove “Parent” Selection When Adding/Editing Categories?

I've been trying to find a way to hide/deactivate the Parent dropdown menu from the Posts -> Categories screen. http://example.com/wp-admin/edit-tags.php?taxonomy=category I was able to hide the ...
2
votes
2answers
2k views

Disable visual editor on one specific page

I would like to remove the visual editor from one specific page because if I edit this one page in Visual mode, it breaks the code. I want to make sure the client doesn't have this option on the ...
2
votes
3answers
869 views

Pinterest Integration Using functions.php

I use a theme to build an portfolio. I´d like to add an pinterest "pin-it button" into the fuctions.php: Facebook, Google+ an Twitter were done, just the pinterest won´t work. Can´t found the the ...
2
votes
1answer
1k views

Problem using is_single() to enqueue script from functions.php

I'm having trouble only adding scripts to single post pages. I need to both include and exclude certain scripts using is_single() but it doesn't work either way I try it. I have the template tag on ...
2
votes
1answer
3k views

Proper use of Output Buffer

I'm attempting to use actions to override function calls I currently have throughout a template (to make updating certain replicated sections easier). For example, in archives.php I have the ...
2
votes
2answers
56 views

Advice: Template structure - php blocks in sidebar or someting else?

I'm trying to create certain modulair blocks which I can add to multiple pages in Wordpress. But I use sidebar-[name].php files for this, what is the best practice for this? Should you add them to a ...
2
votes
2answers
952 views

Auto close (hide) custom metabox / set default state

I am using the WordPress function add_meta_box() to add my own custom metabox. So how can I auto close/hide on page open ? Currently, I just add a CSS class closed to metabox's <div> element ...
2
votes
1answer
157 views

Does WordPress Development Mode Exist (with not minified JS)?

A lot of WP JS is minified and therefore it's hard to be analyzed in the Console. Is there any way to have all scripts uncompressed?
2
votes
1answer
1k views

wp_is_mobile function

Let me know whether wp_is_mobile function will work with all the mobile and tablet devices ? Is it enough to check mobile device ? I found that this method in wp-includes/vars.php function ...
2
votes
3answers
1k views

Functions.php code that only runs on localhost?

I would like to run an add_action in functions.php only if the theme is being loaded from my localhost development site. How would I get this to run only on localhost? function livereload(){ ?> ...
2
votes
1answer
2k views

why doesnt is_home() work in functions.php

I'm pulling in scripts.php through functions.php. this is in scripts.php but for some reason, wordpress isn't recognizing is_home(). i've tried resetting the query, but to no avail. Am I hooking into ...
2
votes
3answers
959 views

How to add .htaccess code through a function?

I need to add the following .htaccess code through a function <IfModule mod_deflate.c> # Insert filters AddOutputFilterByType DEFLATE text/plain AddOutputFilterByType DEFLATE text/html ...
2
votes
2answers
3k views

delete uploaded file

I have a function wp_handle_upload() for uploads files. $file = $_FILES['attachment_icon-' . $i]; $upload = wp_handle_upload($file, array('test_form' => false)); what is a function for delete a ...
2
votes
1answer
3k views

Wordpress Enqueue for homepage only, functions.php, wp-framework

I'd like to replace my: if(is_home()) { wp_enqueue_script( 'homestuff', get_theme_part( THEME_JS . '/home.js' ), array( 'jquery' ), null, true ); wp_enqueue_script( ...
2
votes
2answers
327 views

Cleaner way to access custom fields in code?

I have 15 custom fields that I use to generate reviews for my site. Currently I access each field like this: //Buy or rent, type home, price if ( get_post_meta(get_the_ID(), ...
2
votes
1answer
1k views

jQuery plugin function is not a function

I'm having a problem I've never seen before. In a very new WordPress install, I uploaded a theme I had been working on for a friend's restaurant: CornerPocketPub.com The problem, as you can see, is ...
2
votes
3answers
434 views

How can I change the frequency of a scheduled event?

I have declared a scheduled event in a plugin like this : function shedule_email_alerts() { if ( !wp_next_scheduled( 'send_email_alerts_hook' ) ) { wp_schedule_event(time(), 'hourly', ...