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

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2
votes
2answers
2k views

Dynamically exclude menu items from wp_nav_menu

I tried looking for info about how to exclude/remove nav menu items from custom menus, and the only thread I found did not have any answers that were useful to me. 1. Background: I put together a ...
2
votes
1answer
224 views

Hook different functions to the same filter conditionally OR Pass additional arguments to existing filter?

Is it possible to hook 3 different functions to the same filter conditionally, like: <?php if(a){ add_filter('the_content', 'fnc_1'); } else if(b){ add_filter('the_content', 'fnc_2'); } ...
2
votes
1answer
576 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: ...
2
votes
2answers
426 views

Best way to programatically add “rel” attributes to page and post images

For single posts and pages, I would like to add certain rel attributes to all the images on the contained therein added with the "Add Image" functionality on the edit screen. The attribute would be ...
2
votes
1answer
869 views

Hijacking the URL for filtering

Right, here's the deal. I've got a loop of which displays news posts, these posts can belong to special categories (not normal categories) and I want to be able to filter by them. If I wasn't too ...
2
votes
2answers
5k views

Filter WP_Query for posts having a certain meta-value

How to filter WP_Query for posts having a certain meta-value, without using a Custom Select Query? I have a custom posttype with meta-key: "open", and meta-value options: "yes" or "no". I would like ...
1
vote
1answer
95 views

Alter image output in content

I'm trying to implement the JAIL javascript into my WordPress install. The javascript requires me to add a data-attribute and change the output html of images. I have been looking through the codex ...
1
vote
2answers
1k views

What params are available with the_content filter?

I am looking for what params are passed to my filter function. Where can I find such info in the codex? http://codex.wordpress.org/Plugin_API/Filter_Reference/the_content didn't provide much info I ...
1
vote
3answers
412 views

Possible to filter the posts or categories that XML-RPC users see in their mobile application?

Is it possible to filter the posts or categories that XML-RPC users see in their mobile application? I have a plugin that hooks into pre_get_posts and list_terms_exclusions to do what I need it to ...
0
votes
1answer
47 views

Wordpress 3.5+ upload tool filter

i would like to use the brand new wp's upload tool in a personnal theme options page. I found a lot of tutorials like : wp media uploader in plugins ...and it works very fine. But i'd like to filter ...
0
votes
2answers
866 views

Add_filter rel=“prettyphoto” to WP3.4.1

I know there have been a couple of questions in relation to this and had a look at them, but mine differs slightly on the problem experienced and the code. I am basically building my first theme and ...
0
votes
2answers
672 views

Conditional custom menu?

I'm trying to create a custom menu that displays a <li></li> when a user is logged in, and not display it when they're not. I have this so far, but it's not working. Does anyone know how ...
0
votes
1answer
274 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
247 views

How to remove the RichText Meta Box

How can I remove the Rich Text box editor in wordpres. I have used remove_meta_box function and specifying the boxes ID but i does not work like it does for other core meta boxes: The code i tried: ...
0
votes
3answers
912 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 ...
0
votes
1answer
1k views

add_filter to youtube embeds?

hey guys, when posting a youtube video link in the backend (in a post or a page) wordpress is automatically creating the embed code for me. Is it possible to add a filter to that? I'd love to change ...
4
votes
1answer
195 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 ...
3
votes
1answer
281 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
3answers
2k 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
1answer
76 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) { ...
2
votes
2answers
140 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 ...
2
votes
1answer
119 views

Some questions regarding filter

1) Take a look at this example add_filter( "xxx_xxxxx", "blah_blah" ); function blah_blah(){ echo "filter added"; } xxx_xxxxx can be anything like my_filter or it should be one of the ...
2
votes
2answers
809 views

Earliest hook to reliably get $post/$posts

What's the earliest possible action I can hook into where I'll be able to access the global $post/$posts variables on both the front and back ends? I've tried looking through the Codex reference, Adam ...
1
vote
1answer
36 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
247 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
59 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
435 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
468 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( ',', ...
1
vote
1answer
93 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
109 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
3answers
1k 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?
1
vote
1answer
1k 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 ...
1
vote
2answers
426 views

How to remove “Taxonomy name:” from wp_title

The wp_title-generated <title> in my custom taxonomy archive pages contains the singular taxonomy name with a colon. I can't figure out where this is coming from (or if it's default Wordpress ...
1
vote
1answer
445 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
597 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, ...
1
vote
2answers
742 views

How to apply content filter permanently?

I have the following temporary filter to fix a content error. We have data in our posts that have 4 digit zip codes, because the leading zero was cut when the original file was created. (For instance, ...
0
votes
2answers
131 views

Removing any and all inline styles from the_content()

For one of my current projects, I had to transfer blogposts from an old Wordpress site to my project. Things went smoothly until I've seen that all the posts were copy pasted from Word, leaving this ...
0
votes
1answer
99 views

wp_query and comment_parent - select only posts with top level comments

I have a custom post type of 'films', and I'm creating a number of search filters using wp_query. All are working fine, but I now need to add in an option of exclude results that dont have any top ...
0
votes
2answers
75 views

About Hooks and Filters

Well, am having a very hard time understanding the difference between Actions and Filters. I do use actions in my code, but am a rookie and I don't know even a slightest bit of Filters. I have been ...
0
votes
1answer
934 views

Add filter to wp_dropdown_pages() or wp_dropdown_categories() - no select container?

I'm working with wp_dropdown_pages() and wp_dropdown_categories() and both are always outputting a <select>-box with its <option>s as items. Is it possible to add a filter/hook to this ...
0
votes
1answer
118 views

How do I assign this filter to a variable? (Appending php & markup to the_content)

===I HAVE SOMETHING THAT WORKS NOW, JUST NOT CORRECTLY. PLEASE READ THE WHOLE POST, I AM GOING TO LEAVE IT ALL UP HERE BECAUSE OTHERS MAY BE ABLE TO BENEFIT FROM ME BUMBLING THROUGH THIS PROCESS!! I ...
0
votes
1answer
159 views

Custom Queries - Child Categories not showing up

What I'm Doing I have a cities category and normal categories. Right now I have them filtering by category, then when the user clicks a city it will filter by category AND city query_posts(array( ...
0
votes
1answer
360 views

How to prepend text to the_content, but after img/shortcode

I was trying to add some text to the beginning of every post (the text comes from post_meta, but for this example let's assume it's static text). Here's what I tried: add_filter('the_content', ...
0
votes
1answer
129 views

Modifying search results based on post_type

Is there an easy way to highlight search results based on post_type? I am using Job Manager plugin and when a site search is performed, I want to simply add a note e.g. (Job) next to the Job Results. ...
0
votes
2answers
389 views

wp_link_pages output appears twice

I believe this is completely different than the question asked here. I'm adding pagination to my theme using a filter hook. The output appears at the beginning and end of my content, rather than just ...
0
votes
2answers
1k 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' ); ...

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