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

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4
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 ...
4
votes
1answer
759 views

Hide custom image sizes from media library

I want to hide a few custom image sizes from the media uploader: The following code (posted here) works only for the default image sizes: function remove_image_sizes($sizes) { unset($sizes['...
4
votes
1answer
7k views

AJAX filter posts on click based on category

This is my first foray into AJAX, I've been splicing bits of code from various tutorials which probably hasn't helped. I have a list of categories on my homepage (index.php) and a list of the most ...
4
votes
1answer
278 views

How can I get next/ previous post links to order by a filter (by the last word of the title)?

I am trying to use the next/ previous post link functions by Wordpress to move between posts of a custom type based on the surname of a person. The custom type represents a person with a post title ...
4
votes
3answers
517 views

Define custom Page Template without its own .php file

Is there any way of defining a Page Template from some function/filter/hook, without having any .php file containing the comment at the top of the page to declare the Template Name? For example, ...
4
votes
2answers
798 views

Removing default image size list in Media Box

I trying to remove unused image size (Thumbnail, Medium, Large) in MediaBox Any function can i use in functions.php ? or some trick ? PS : I know i can use jQuery trick but any better function to ...
4
votes
3answers
230 views

How to restrict actions and filters “properly” by conditions

Which one is correct when adding actions/filters/etc.... Both methods work fine and I've seen people do things both ways, but I'm assuming one is correct. My gut tells me that wrapping the if ...
3
votes
1answer
2k views

How can I detect if a user changes their password?

I would like to track when a user changes their password. Is there a way to detect when a password has been changed?
3
votes
3answers
2k views

How to correctly get post type in a the_title filter

I want to prepend text to the post titles of a specific custom post type, but the filter below didn't work. Instead of changing only that CPT's post titles, it changed all titles on the given CPT's ...
3
votes
1answer
683 views

Preview Image Path in Admin Section

So I have run into a little glitch. i have a custom path for uploads and it works. the files get saved to the right place, etc. The problem I have is the 'widget box' in the admin section. immediately ...
3
votes
1answer
695 views

Custom filter for the_content doesn't work correctly

=====THIS POST HAS BEEN UPDATED===== SCROLL TO THE BOTTOM TO READ THE UPDATE! I asked a question yesterday that a gentleman named Tim was nice enough to take a stab at. He helped me through writing a ...
3
votes
2answers
740 views

What characters are allowed as a shortcode tag and how should they be sanitized?

I am working on a plugin where the user can define shortcode tags himself. What would you suggest to allow in there? My thought is only allow ascii characters. So how do I sanitize? strip_tags and ...
3
votes
1answer
454 views

Highlight nav menu terms

OK so i have custom post types and custom taxonomies. I have a sub-menu that is made of the custom taxonomies. Example: registered taxonomy: Movies and terms: action, adventures, etc. (= menu ...
3
votes
1answer
57 views

Ignore a filter on the media library

As per my question yesterday, I need to exclude all images from most of my WordPress queries - yesterday, I thought I needed to exclude them from all queries, until I came upon the following issue. ...
3
votes
3answers
6k views

How to set custom cookies before output

What's a surefire way to check/set cookies before the php headers are sent? Is there an action or filter that would be the best place to hook a setcookie() function?
3
votes
2answers
2k views

How to order posts tag by tag?

I want to order my posts by tags with only one WP_Query() In my WP_Query I would like to display 2 posts with tags portrait 2 posts with tags paysage 2 posts with tags portrait 2 posts with tags ...
2
votes
2answers
494 views

Filtering 'the_title' with option to return subhead?

Problem: The WordPress iPhone app (and other WordPress-related smartphone apps) do not allow for much other than the Title and Body fields (i.e. no access to custom fields). Goal: My current ...
2
votes
3answers
5k views

How do I add the featured image to the_content after the first paragraph?

My problem: I'm trying to create a filter that will add the featured image of a post to the_content, so that I can have the first paragraph of the_content displayed before this image. What I basicly ...
2
votes
1answer
299 views

Wordpress Media mime type filter problem 4.0

I have added new mime types with the 'post_mime_types' filter eg. PDF, doc, mp3 etc... Filtering by custom mime type on the upload.php page in media grid view works as expected but in list view it ...
2
votes
1answer
28 views

How to exclude certain widget from showing up on home/front page? [duplicate]

Without using a plugin, how do I prevent/exclude the sidebar widget "recent posts" from showing up on the home/front page? I do want it to show on the sidebar of rest of other archive/post pages.
2
votes
1answer
667 views

PHP5, Inheritance, Singleton - action & filter hook limitations

I'm currently working on a plugin, which uses the builtin cron functionality of wordpress. Instead of using PHP4, I want to use PHP5 with inheritance and the singleton design pattern. I run in some ...
2
votes
2answers
404 views

Load different template file when condition met?

If I visit a page on my WordPress site, WP goes and determines what template file it should use based on the template hierarchy. If I'm doing some logic checking in the hook init and say my ...
2
votes
1answer
441 views

Adding posts of custom type into the main feed

I'm having some trouble with a subject that seems to be pretty basic, so I'm starting to feel (a little, only a little) dumb :-) Here's the thing: I want my main feed to include the posts and other ...
2
votes
1answer
958 views

Multiple post types in archives (filter?)

I'm trying to get all custom post types to appear in my archive sections on a site, including monthly, tagged, author archives. At the moment, I've thought of something like: add_filter('...
1
vote
2answers
3k views

How to apply the “retrieve_password_message” filter?

I would like to change the body of the password reset email that WP sends out with something more friendly. I am trying to use the "retrieve_password_message" filter but I am messing it up. Can ...
1
vote
2answers
4k views

wp_title() empty on a static front page

I'm trying to use wp_title() to create a heading for my pages, but I'm using a static front page and, while all of the other pages render the title properly, the front page won't. This is what I'm ...
1
vote
1answer
238 views

How to enable visual editor when editing comments on the dashboard?

For editing a comment in admin pages the editor is only html, can we modify the edit comment page with a filter to include visual editor too?
1
vote
3answers
2k views

Ajax, filters and shortcodes

could you figure out why I'm unable to get shortcode filters applied in ajax inclusion of posts? Let me explain better: I've managed to include a post from within another post, through admin-ajax.php,...
1
vote
3answers
886 views

Change content before writing to database

I've searched around but I can't quite pin down the answer for this. I am attempting to use the content of a custom field as post_data and save it to the database as such when a post is created or ...
1
vote
1answer
239 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
1answer
122 views

Removing user contact methods works from functions.php but not from a plugin

I'd like to remove user fields and I used this code: add_filter( 'user_contactmethods', 'newfields' ); function newfields( $user_contact ) { unset($user_contact['facebook']); unset($...
1
vote
2answers
2k views

How to list the Hooks and order of execution in current loading page? [duplicate]

I need to know the list of hooks that are called in the current page . How to identify the priority assigned to the action and filters in the action . If i want to remove the default action on word-...
0
votes
2answers
415 views

add class to internal links in content

i want to add a class to all links inside of the_content, that point to other interal content, f.ex. other posts and pages. i want to do this automatically. dunno if the best practise would be, to ...
0
votes
1answer
426 views

Does the 'nav_menu_css_class' filter accept 2 or 3 arguments?

I've been using the nav_menu_css_class filter in one of my plugins, implemented as: add_filter( 'nav_menu_css_class', 'wbwcrf_nav_menu_css_class', 10, 3 ); function wbwcrf_nav_menu_css_class( $...
0
votes
1answer
767 views

display tag slug as class per link in tag cloud

I would like to filter wp_generate_tag_cloud so each of the tag links include the slug as a class. More specifically, I would like to output "tag-" + the tag slug. Currently what is assigned as the ...
0
votes
1answer
752 views

Unfiltered html in widget title not working

function update( $new_instance, $old_instance ) { if( current_user_can( 'unfiltered_html' ) ) { $new_instance['title'] = strip_tags( $new_instance['title'], '<small><span>&...
0
votes
1answer
364 views

How to remove the RichText Meta Box

How can I remove the rich text box editor in WordPress? I have used the remove_meta_box function specifying the boxes ID, but it does not work like it does for other core meta boxes: The code I tried:...
5
votes
1answer
426 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
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 appending/...
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 ...
3
votes
1answer
166 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
3answers
4k 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
1answer
977 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 correct,...
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
2answers
887 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

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
818 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 ); $...
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
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 ...