Method by which plugins and themes extend core WordPress functionality.

learn more… | top users | synonyms

2
votes
1answer
3k views

Best Practices for Creating and Handling Forms with Plugins?

I'm writing a plugin that creates and handles a simple form. This has been my approach sofar, but it's turned out to have some major flaws: 1) On plugin activation, create a blank page for the form ...
2
votes
2answers
59 views

How to set a custom post type post as static front page?

I am writing my custom theme from scratch and I have a custom post type 'my_frontpage' and want to declare one of it's posts as front-page. I want to do this via admin, hence simply add my cpt to the ...
2
votes
1answer
62 views

Removing labels and <br> tag on WordPress's default login form

I am customizing the login form to more closely resemble Google's minimalist form, which has no form labels, and instead relies on placeholders to prompt users for the input fields. The form starts ...
2
votes
3answers
45 views

Getting my head round WordPress filter

I am following a tutorial that will hopefully allow me to insert templates straight from my plugin into WordPress. I am using the template_include filter, I can't get my head around how the whole ...
2
votes
1answer
45 views

Error when overriding only some audio shortcode HTML output

Context I have a function that overrides audio shortcode HTML rendering, thanks to a WordPress hook: wp_audio_shortcode_override I used it this way in an OOP plugin: add_filter( ...
2
votes
1answer
149 views

Schedule WordPress Auto-Updates to only run during business hours

We've turned on WordPress Auto-Updates (yey!), but, just in case this does break anything, we'd like to only run Auto-Updates during daylight hours (e.g. 09:00 - 17:30). We have the "on init" WP-Cron ...
2
votes
1answer
237 views

How to properly test a method that is called by an action hook

The constructor in my class adds an action to the 'init' action hook: class My_Custom_Post_Type { function __construct( $type ) { $this->type = $type; add_action( 'init', ...
2
votes
2answers
745 views

Hook for post permalink update

I would like to know what hook should I used when the permalink/url of a post is modified. My goal is to get the old permalink and new permalink so I can used it for my plugin. Thanks. [EDIT] Just ...
2
votes
1answer
1k views

Delete option value from array using update_option()

I have a user profile field which subscribes the user to forum posts by email. This adds the user's email address to an array in wp-options. Naturally I want the user to be able to unsubscribe, in ...
2
votes
1answer
453 views

Is there a hook to process a backbone restful PUT request inside wordpress?

I play around with Backbone.js (Great !) and want to synchronize my model data with the wordpress ajax api (3.6.1) on the server-side. Adapted to this ...
2
votes
1answer
691 views

Display custom list of tags in post/page editor with hooks

I used the information posted on this blog post to display specific tags when editing a post. The editors on my site wanted the ability to display pre-specified tags instead of the most popular ones. ...
2
votes
2answers
2k views

Issue with get_theme_mod returning a blank value instead of the saved value

I have what seems to be a rather troubling issue with the get_theme_mod function in the latest version of Wordpress. Only on particular servers (of which meet all Wordpress requirements) the function ...
2
votes
1answer
1k views

How can I hook into creating a new post and execute wp_die(), before the post is inserted into the database?

Info about wp_die from codex: Kill WordPress execution and display HTML message with error message. A call to this function complements the die() PHP function. The difference is that HTML will be ...
2
votes
1answer
169 views

Adding markup to column text in “Edit Pages” admin page

I was wondering if there is a way to hook into the column titles in the "All Posts" admin page to modify them. For instance, I would like to change "Post" to "<strong>Headline</strong>". ...
2
votes
2answers
1k views

Is it possible to enqueue a script from a widget method (of extended WP_Widget object)?

I am creating a widget plugin that a user could potentially use multiple iterations of the widget multiple times on a single widget-area / multiple widget-areas on a single page. Because of its ...
2
votes
2answers
2k views

How can I remove css from a child theme?

I am using the theme twentyten as a parent theme for my child theme. I have other stylesheets I want to use and so I'm trying to figure out how to wp_deregister_style for the style.css sheet that is ...
2
votes
2answers
683 views

Run javascript code after wp_login hook?

After using the wp_login hook, is it possible to add a snippet of javascript code to the page seen immediately after the login in wordpress? I want to use this top implement a notification system ...
2
votes
2answers
759 views

Display info from custom fields in all images' HTML

Okay, I've been working on this all day and can't find the solution anywhere. I've created a custom field within the image upload screen (info first found here). The field stores the name of a ...
2
votes
1answer
402 views

When to call `add_rewrite_rule` for safety

I am starting to run into situations on projects where I am combining multiple plugins which all use add_rewrite_rule and flush_rewrite_rules at different points. As we all know, calling ...
2
votes
2answers
693 views

specify meta_key / meta_value condition for prev_post_link and next_post_link

I've got a custom post type (CPT) called event. Every event has got an associated meta_key called event_date. I want to make sure that events with empty event_date won't appear in my list of all ...
2
votes
0answers
32 views

Global Objects and Public Methods

I'm developing a plugin and am just thinking over best practices. How common is it to have a global object? Currently on plugins_loaded I am creating a global object of my class: add_action( ...
2
votes
1answer
28 views

how to change link of some wordpress pages

I've made templates for the pages of my wordpress site such as: singup,signin,suggestions. Default wordpress pages link is as follows: doamin.com/signup/ or doamin.com/signin/ or ...
2
votes
1answer
215 views

How to add rewrite rules and pagination to retrieve attachments files?

I'm trying to list attachments based on different taxonomies. Right now it only work for the basic url (no pagination added). For example ...
2
votes
1answer
178 views

With what hook can I address all posts from all custom post types when they are published?

I want that when every Custom Post Type is published, a hook is called (where I send an email notification to the administrator). I know I can use: add_action('publish_{custom_post_type_name}', ...
2
votes
1answer
719 views

save_post hook not triggered in WP v3.6.1

I developed a plugin having a custom metabox that is using the save_post hook to store data. The plugin is 18 months old and is used by thousands of customers, so I'm pretty sure everything is good. ...
2
votes
1answer
3k views

Custom Blog Post Listing in Genesis Sample Child Theme

I want to add several images and divs and also customize the look of my Blog post listing... But i can't find the way to do it. Here's the Blog Template code <?php /* WARNING: This file is ...
2
votes
1answer
1k views

Empty Super Cache programmatically (with ACF action) [closed]

I regularly use Advanced Custom Fields to create awesome backend interfaces for my clients (as I'm sure a lot of us do…). ACF includes an Options add-on that creates one or multiple global options ...
2
votes
1answer
840 views

Gravity Forms field entries into wp_query loop [closed]

I have a simple function that filters the page content when form (ID 18) is submitted. It simply displays the entry of field (ID 13)... add_action("gform_after_submission_18", "set_post_content", 10, ...
2
votes
0answers
164 views

How to add custom button to new media upload interface [duplicate]

I am developing a plugin and i want to add my own button to the wordpress media upload interface (WP version 3.5). Right next to the standard 'insert into page' button, i want my button to be there, ...
2
votes
1answer
267 views

How to save the values of checkbox to the register setting?

<?php function default_menu() { <form action="options.php" method="post"> <?php settings_fields( 'sample_check' );?> <input type="checkbox" name="sample" value="nofollow"/> ...
2
votes
2answers
151 views

Placement of Code in Plugin for hooking `save_post`

I ran into a strange Problem today developing a new Plugin. I set it up as usual, creating the f711-roomprice folder in the Plugindirectory, and creating the f711-roomprice.php as well as an inc ...
2
votes
2answers
261 views

add_action on inherit post status

I'm trying to use the add_action() hook to run a custom function, but am struggling with the post status. I originally tried using: add_action('pending_to_publish_portfolio', 'my_function'); ...
2
votes
1answer
174 views

Hook to edit an column on comments screen?

At the moment I'm doing add_filter("manage_edit-comments_columns", function($columns) { unset($columns["author"]); $columns_one = array_slice($columns,0,1); $columns_two = ...
2
votes
1answer
294 views

publish_post plugin hook doesn't always pass $post->post_content

I've written a simple plugin that grabs the contents of a post, as the post is published, and sends them to an external site for archiving. This generally works but when dealing with posts that ...
2
votes
1answer
712 views

Post thumbnail relative link and HTML modify

I want to remove the website url from all the_post_thumbnail() so they become relative and remove/add attributes from the output. So far I got the following code added to functions.php of the theme, ...
2
votes
0answers
37 views

How to hook into unregistering a widget instance?

I would like to hook into a widget instance after it is removed from a sidebar panel on the Appearances -> Widgets admin page. So if the instance was an active widget and then removed, I would like ...
2
votes
0answers
121 views

Featured image upload finished hook

I'm looking for a way to hook into the process of uploading a featured image. Ideally I would want to be able to do some stuff right when the upload has finished, before the thumbnails are generated. ...
2
votes
1answer
304 views

Problem using role_has_cap hook

I'm trying to filter a capability check in order to work around the lack of filters to customize the user edit page in the admin area. But I can't seem to add filters to a hook, and I'm sure I'm ...
2
votes
1answer
283 views

How can I customize the upload error message in Wordpress?

After following the guide for How can I prevent uploading bmp image? to remove bmp (and in my case tiff images) from being uploaded, I tested and it is working, but noticed users are now getting the ...
2
votes
1answer
64 views

Hooks for Links Box [duplicate]

Possible Duplicate: Getting archive pages in WP's AJAX internal link finder? Are there any hooks for the new internal links box that was created in WP 3.1? I'm trying to modify it in my ...
2
votes
2answers
2k views

How to pass arguments to add_action() [duplicate]

I declared an action for a single event in Wordpress which accepts an array as an argument: $asins = array(); //I had to declare this since I'm getting a notice of undefined variable if I don't ...
2
votes
3answers
1k views

Is there a hook for user activation (after they click the email confirm)?

Is there a hook for user activation (after they click the email confirm)? I am creating a plugin to automatically add them to my email software, but I want them to have to confirm their email first.
1
vote
3answers
463 views

Insert all post IDs in new database table

I have a plugin which creates a new database table. Upon activating the plugin is there a way to insert all my posts ids into that table? Right now I'm using an action hook to immediately insert the ...
1
vote
1answer
3k views

Using the 'draft_to_publish' hook (post status transition)

I am trying to use the draft_to_publish hook (http://codex.wordpress.org/Post_Status_Transitions) to run a function when a post that is a draft becomes published. This hook does not appear to be ...
1
vote
3answers
104 views

When to use actions and when to use filters

I'm trying to understand where to use filters and where to use actions. Suppose I have a query in a plugin, which later add on modules might modify to change the results of the query, thus modifying ...
1
vote
3answers
3k views

What can I hook into after_setup_theme?

I'm wondering what can I or should I NOT hook to after_setup_theme? I'm wondering because I have been told that I shouldn't hook wp_enqueue_style to it, but I have seen other places using it to hook ...
1
vote
1answer
4k views

WordPress Hook for user register

how can I tell WordPress, that if a user registers, it shall execute my function?
1
vote
3answers
535 views

Why doesn't wp_enqueue_script() work when including a JavaScript file with TEMPLATEPATH?

I am trying to use tips from here to add my JS file. I put the following in the functions.php of atahualpa theme I've got installed function lektor_init() { if (true) { ...
1
vote
2answers
2k views

Add action hook conditionally - only when home.php in use

I am trying to add action hook in functions.php only if the page is home.php but the following does not work if ( is_page_template("home.php") ) { // do stuff } To make sure that file being used ...
1
vote
2answers
118 views

Too many actions/filters!

New to wordpress here. The concept of actions/filters in and of itself is not too difficult to grasp. What I am overwhelmed by is the HUGE amount of actions and filters available. When I am looking at ...