Method by which plugins and themes extend core WordPress functionality.

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2
votes
1answer
256 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 http://www.example.com/exams/high-school/city-name/subject/...
2
votes
0answers
1k views

How to set a custom path, for ajax image upload folder in admin?

I am coding my first Wordpress plugin that handles some data for a custom (shop-like) post type. It also has an image uploader within a metabox, where you simply drag in your images and it ...
2
votes
1answer
185 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
758 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
4k 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
2k 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
951 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
165 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
292 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
154 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
287 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
195 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
308 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 haven'...
2
votes
1answer
767 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
1answer
325 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
303 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 ...
1
vote
3answers
467 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
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
105 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
3answers
543 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) { wp_enqueue_script('...
1
vote
2answers
2k views

Disable HTML (Text) Tab in Post Editor

I am attempting to disable the Text tab in the post editor but not having any luck. The first thing I want to do is set the Visual editor to be the default but this code does not work (it is being ...
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
4k views

How to only hook on Single.php after content?

I am currently hooking on the_content() but that goes through the Wordpress loop too. How can I only hook on the Single.php page? Also, is there a way to only look on the first X posts in the ...
1
vote
3answers
603 views

wordpress custom modules/widget areas on the page? can i make my own?

im kind of a wordpress noob so please excuse my inexperience. so long story short, ive been tasked with creating a WP theme (kinda simple) but, one of the areas, around footer area, has a few things ...
1
vote
2answers
2k views

What hook should be used to programmatically create a post only when master post is updated?

Pippin and Jean-Baptiste Jung have very good tutorials on how to programmatically create content when a new post is published using these four actions hooks... publish{post_type} add_action('...
1
vote
3answers
2k views

How to get url of a post from admin panel

I want to get post url from the back end edit post page, the edit post url is : www.ddd.com/wp-admin/post.php?post=1&action=edit the real post is: www.ddd.com/wp/?p=1 since the user can edit ...
1
vote
2answers
6k views

Hook 'wp_enqueue_scripts' priority has no effect

In a theme I am working there are up to 3 Stylesheets. I am using the hook 'wp_enqueue_scripts'. The order of the stylesheets is important for overwriting styles. I have a code like this: add_action('...
1
vote
4answers
3k views

How to inject content after <body>

I would like to inject some elements directly after the <body> tag. Is that possible using only WordPress hooks?
1
vote
1answer
6k views

Execute function when post is published

I try to use this function i have created when a post is published for the first time. function a_new_post($post){ $post_id = $post->ID; if ( !get_post_meta( $post_id, 'firstpublish', $single ...
1
vote
1answer
238 views

filter the_title problem in nav

Hi I have a problem with the_title filter: I have this code at my constructor: add_filter( 'the_title', array($this, 'change_title') ); and this as callback (for testing purposes) public ...
1
vote
2answers
236 views

Yoast SEO hooks overriding themselves

I have some dynamic templates where I have to customize the canonical links. According to Yoast documentation the hook to use is wpseo_canonical I have two functions pointing to different pages IDs:...
1
vote
3answers
129 views

What are the benefit in adding hook in the init() hook?

I see a lot of plugins using this approach to add a new hook, e.g. add_action('init', function() { add_action('SOME_LATER_HOOK', xxx); add_filter('SOME_LATER_FILTER', yyy); }); Why they don't ...
1
vote
2answers
475 views

Check if do_action('custom_action') is hooked into?

Is there a way to check if a custom hook gets called upon? I would like to display a placeholder if no output will be passed to it.
1
vote
2answers
4k views

How to show an error message after publishing a post?

I'm using the transition_post_status hook to perform some operations after publishing a post. In some conditions I would like to show an error message in a red box under "Edit Post" and above "Post ...
1
vote
2answers
136 views

Failed to invoke other hook from the init hook

Related to this question (Use wp init hook to call other hooks?) but not the same. Sometimes, I found that the hook will failed to run when I place inside the init hook, e.g. Not Work: add_action('...
1
vote
2answers
815 views

What are ideal hooks to call register_sidebars?

Where should a plugin ideally hook to call register_sidebar();? Will init do just fine? function my_plugin_register_sidebars() { $args = array( 'name' => 'foo' 'description' =&...
1
vote
3answers
1k views

Is there a recover_post hook to go with trash_post hook?

I'm using the trash_post hook to set a flag in a custom table to indicate that this item is "deleted", but when the user chooses to restore that post, what hook can I use for that? I couldn't find ...
1
vote
2answers
4k views

Hook to get image filename when it is uploaded

I want to get the full local filename of an uploaded image so that I can copy it to a new directory and process it with my own image processing scripts. Which hooks/actions should I look into to ...
1
vote
1answer
92 views

Wordpress hook that gets featured image from direct URL?

I use a lot of plugins on my site so I'm trying to minimize the amount more plugins. I was wondering if there's a wordpress hook I can use so that I can use an image that is hosted on imageshack and ...
1
vote
1answer
41 views

WooCommerce add_action hook results in 500 error

I am trying to add a line of text on the checkout page of the store that will go immediately after shipping row. I added the following to my child theme functions.php file: add_action( '...
1
vote
3answers
148 views

On which hook should I be calling register_nav_menu(s)?

I've variously seen register_nav_menus() called: on after_setup_theme on init pasted "loose" into functions.php with no apparent change in functionality. Which hook should I be using to call this ...
1
vote
1answer
93 views

Cast string to number

Actually, I am using pre_get_posts hook with these configure $metaquery = array( 'relation' => 'OR', array( 'key' => 'price', '...
1
vote
1answer
1k views

Why does wp_enqueue_style() in plugin not load stylesheet?

I'm trying to load a custom stylesheet (for the front-end, not admin area) via plugin. As near as I can tell, I'm doing things the way the Codex says is correct, but my CSS doesn't get loaded. This ...
1
vote
1answer
138 views

Are posts updated or built from revisions + autosaves?

When editing a post in the admin I see records being added to the database to document my changes (here is part of the hooks I'm logging): ... http://local.dev/151-autosave-v1/ clean_post_cache http:/...
1
vote
2answers
956 views

Registration and Profile custom field

How to add custom field in wordpress registration form and view it in user profile in the backend? I've already google it but just find how to add it in user profile but not in registration process.
1
vote
2answers
4k views

Reposition Woocommerce Message

I'm trying to reposition the messages in my Woocommerce theme. For example the successfully added to cart message. They appear to automatically be placed at the very top of where the woocommerce ...
1
vote
1answer
3k views

Wordpress: Apply filter/hook to a particular sidebar widgets?

I'm developing a theme that has more than 5 different sidebars and I want to apply a function to a particular one of them for styling purposes. Basically, the function will modify it's params using a ...