A type of hook that provides a way for content to be overridden programatically

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5
votes
1answer
425 views

Limit Media Library to Given Folder

I have made a plugin that uses the Media Library to allow users to upload files to a specific directory - using the upload_dir filter. I would like to know if there is a way (i.e. a filter) I can use ...
4
votes
3answers
195 views

Remove description from <title> on Home

My theme has support for title-tag add_theme_support('title-tag'), but I can't remove the wordpress description bloginfo('description') from <title> on Home page. I'm trying using this filter ...
4
votes
1answer
72 views

WP_Query - filter or directly?

The count of my files, templates, scripts, queries etc is getting big and I need a good system to maintain it all. I've tried to keep everything organized: No <script> tags in templates ...
4
votes
2answers
1k views

How To Determine If A Filter Is Called In A Sidebar/Widget Context?

So I have a plugin that appends or prepends an enhanced author biography to the content of a page/post/custom post type. It does this by hooking to either the_content or the_excerpt and ...
3
votes
1answer
876 views

Changing Posts Per Page and offset with pre_get_posts

I have a filter using pre_get_posts to change the number of posts per page from 4 on the news landing page to 8 on all other pages (page 2, 3, etc). However I don't seem to have got the offset ...
3
votes
1answer
2k views

Always use <figure> for post images

The default behavior when it comes to full-width images in posts is this: If you insert an image alone, this HTML structure is produced: <p><img/></p> If you insert an image with a ...
3
votes
1answer
165 views

Using hooks to place content in theme dynamically

Alright, so I think I may be getting a little too complicated on this, but I basically want to know if this is possible. I am using a content slide function where I display some thumbnails within the ...
3
votes
4answers
5k views

Filter specific shortcode output?

Is there a hook in WordPress that I can use to filter the output of a specific shortcode? Something like this: add_filter('shortcode_output', 'my_filter_function', 2); function my_filter_function ( ...
3
votes
3answers
3k views

How to hook wp_list_pages?

How can I hook the wp_list_pages function so that it reads a value of a custom field and displays it instead of displaying the page title?
3
votes
3answers
4k views

I'm using a filter to remove the <p> tags auto wrap, but there still wrapped elements?

I have this in my functions.php: The images inside the slider were added as custom post types called "Page Content." I'm not sure if the filter only applies to the main Posts. /** * Remove ...
2
votes
2answers
2k views

Permanently remove first image from posts

I have around 2,500+ posts on my site where I've inserted images using the traditional method into the post content itself. In upgrading to a different theme, the single post page now displays the ...
2
votes
2answers
864 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
2answers
5k views

Add placeholder attribute to comment form fields

I have been trying to add to the default WordPress comment form. I need to add placeholder="" to each field. I can't figure out the filter. I don't get any errors but I don't see the placeholder ...
2
votes
2answers
4k views

How to filter get_avatar?

I want to use local avatar system for my wp website , I want to filter the get_avatar() function so it will return the avatar from my server instead of the default gavatar . I have the following code ...
2
votes
1answer
1k views

Custom search filter causes menu and query_posts problems

I'm using a custom search filter (using my custom query var type), like so: function fteh_pre_get_posts( $query ){ if( isset( $query->query_vars['type'] ) ) $types = explode( ',', ...
2
votes
1answer
8k views

Setting title using wp_title filter

I want to do something very simple but I'm stuck finding where in WordPress I need to perform this. When someone on my WordPress site visits a blog post page I want the title in the blog post to ...
2
votes
1answer
3k views

How to filter 'post_gallery' after all other filters/plugins etc

I'm trying to re-format the gallery output a bit, change default columns and link setting, as well as exclude the featured image from the gallery images. I can use *add_filter('post_gallery' ...)* in ...
2
votes
1answer
813 views

How do I add a current class to the current post?

I have this list set up of the latest 7 posts: <ul id="post-list"> <?php global $post; $args = array( 'numberposts' => 7 ); ...
1
vote
3answers
49 views

Add code inside specific wordpress standard function

Is it possible to add a piece of code snippets inside wordpress standard function ? In my case I am developing a plugin that will trace the exact location of the caller of wp_delete_attachment method ...
1
vote
1answer
99 views

Adding a Clone link to product attributes - post_row_actions() filter, or how to override a Class question

I have a request to be able to duplicate a product attribute in WooCommerce. Think: duplicating a product (with already existing functionality), or plugins that allow you to duplicate a post. ...
1
vote
1answer
1k views

Customize the “Registration complete. Please check your e-mail.” message on WP 4.0

How do we customize the "Registration complete. Please check your e-mail." message that appears when registering on WordPress 4.0? In previous versions, Dave Ross solution worked: add_filter( ...
1
vote
1answer
305 views

Is it possible to add a filter for the output of nav-menu items in admin?

I want to remove certain input fields on the admin screen for nav-menus for specific menu positions. I've used filters to filter front-end output but not for admin output. Is there a filter available ...
1
vote
1answer
407 views

What to use instead of the content_save_pre filter?

I read on Adam Brown's website that the content_save_pre filter is depreciated as of WordPress 3.8 - is this true? It doesn't say it on the official codex page for content_save_pre so I'm skeptical. ...
1
vote
2answers
90 views

Calling apply_filters on non-documented hooks

I have been trying to learn how to write plugins and I thought the best way would be to look at other plugins. I was taking a look at this one and the first lines /** * Plugin Name: Media Library ...
1
vote
2answers
333 views

How to trigger the core WPLANG to make automatically set a language when the theme is activated? [duplicate]

I'm developing a theme especially for Bānglā blog posting, and it'd be under GNU license. I questioned about a Calendar Widget translation with some problems today, and got a comment saying: I'm ...
1
vote
1answer
140 views

How to hook some Unicode texts into calendar widget safely?

I collected a good numerals replacing function for WordPress calendar: function make_bangla_number($str) { $engNumber = array('0','1','2','3','4','5','6','7','8','9'); $bangNumber = ...
1
vote
1answer
704 views

Detecting Embed URLs Within post_content

I need to change the way WP outputs html when given an embed URL within the content. Example content within the WP editor: This is standard content and will be wrapped in a 'p' tag. But check out ...
1
vote
2answers
106 views

How to center oEmbedded content

I understand you have to paste the link that you're embedding without any code wrapping around it, but how do I force the embedded content to be centered? Currently, the default is aligning to the ...
1
vote
1answer
179 views

Using ob_get_content to get_search_form puts into infinite loop

I am trying to change the look of my searchform. It basically needs to have two text fields. I want this to be in form of a plugin, which anyone can activate. SO obviously I do not have any control ...
1
vote
1answer
367 views

Remove class that has been added by parent theme

My parent theme generates the following class in body: style-cupcake. I don't want that. The best way to get rid of this is by adding my own functions in a functions.php file in my child theme, right? ...
1
vote
2answers
2k views

Adding schema itemprop image to the_post_thumbnail with filters

I have tried to apply filters to the_post_thumbnail() function using apply_filters( 'post_thumbnail_html', $html, $post_id, $post_thumbnail_id, $size, $attr ); Here's the code I have come up with ...
1
vote
1answer
888 views

posts_groupby problem

On my search page I want to group the posts by post type. To do this I've got the following: add_filter('posts_groupby', 'group_by_post_type' ); function group_by_post_type( $groupby ) { global ...
1
vote
2answers
133 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: ...
1
vote
2answers
1k views

Filter all html output

I would like to make sure no email address is published in plain. So i developed a plugin that replace all email addresses by a spambot-safe alternative. But some users put their email address in ...
1
vote
1answer
198 views

Post Specific Uploader

I have played around with filters for uploading files. The closest I have gotten is to have the files uploaded to the directory, but after the file uploads, I get a series of errors: Undefined index: ...
1
vote
1answer
1k views

Is it possible to Hook/Filters Attachment Creation?

Is it possible to hook or filter the attachment creation process? More specifically is it possible to hook into the attachment creation so that I may parse the attachment’s filename, populate the ...
1
vote
1answer
1k views

Wordpress Search Filter Only for Page with Child of Child of Child of Child of Child

after browsing question from this site I found the workaround for this: function SearchFilter($query) { if ($query->is_search) { global $post; $query->set( 'post_parent', 21 ...
1
vote
2answers
3k views

Default or Preset Content for Custom Post Types

I am trying to modify the code for default content to display based on post type, but so far I have been unsuccesful. The base code is: add_filter( 'default_content', 'my_editor_content' ); ...
1
vote
1answer
519 views

Can't filter wp_get_attachment_link

Can't figure out why this won't work: function my_get_attachment_link($html){ $postid = get_the_ID(); $html = str_replace('<a','<a rel="shadowbox['.$postid.']"',$html); return ...
1
vote
2answers
307 views

Widget Area: Modify $param['xy'] from widget-$n

I have different widget areas. One is a horizontal area that may contain eg. 4 widgets next to each other. My Question is how would i add a different eg. $param['widget_title'] to widget number $n ...
1
vote
2answers
806 views

Help with issues on “Adding a Taxonomy Filter to Admin List for a Custom Post Type?”

This question relates to a solution found here from user somatic and mikeSchinkel I am testing somatic's solution, and it loads and populates the dropdown with no issues, but When you click filter, ...
0
votes
4answers
123 views

How to prepend to the_title for admin-side plugin's use

When I do this: function append_album_review_to_title( $title ) { global $post; if ( get_post_type( $post->ID ) == 'album_review' && in_the_loop() ){ return 'Album Review: ...
0
votes
1answer
56 views

Apply the_title filter to post titles AND backend auto social-sharing plugin, but not nav menu

The Challenge I have been trying to write a filter that applies (prepends a string) to (a) post titles of a certain post type and (b) to that same post type WordPress admin backend for use by an auto ...
0
votes
1answer
53 views

Passing variable in hooks and filter

I was trying to pass variables in filtes. This works perfectly for me. class my_class { function my_class() { add_filter('wp_list_categories', array(&$this,'cat_count_span')); } function ...
0
votes
0answers
84 views

Used with meta_query in query_posts works slowly

Hey i have a problem this my code and if i used with all parameters i get from $_GET its start work so slowly..... (like 5 min). $checkbox = array( 'immediate'=>'כניסה מידית', ...
0
votes
1answer
142 views

How to override filter in child theme?

I'm trying to override a parent theme filter in a child theme; I must have the syntax wrong as the override is being completely ignored. Here's what's in my child theme's functions.php: //* remove ...
0
votes
1answer
53 views

WordPress Search Custom Meta Field Only

I have a recipe site where each recipe resides in a custom meta field called "recipes". I only want the contents of the meta field searched when users search the site. The problem with my code below: ...
0
votes
2answers
206 views

Warning: Missing argument 2 for widget_title filter

Based on this question, I'm getting an error Warning: Missing argument 2 for.... This happens for some widgets those are created by plugins. -- Edit 1 -- Here's a simple widget that causes the ...
0
votes
1answer
211 views

Filter keywords from search query

I have search over the google, somewhere out there and here(http://wordpress.stackexchange.com). But, i can't seem to get the solution i was looking for. I would like to ask that, is there any ...
0
votes
1answer
771 views

“Maximum function nesting level of '100' reached” after adding a new filter

I am trying to filter my post title for a specific page and when a form is submitted on that page , for this I am trying to filter my title . Here is the code function filter_title_after() { ...