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

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5
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2answers
2k 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 ...
3
votes
3answers
2k 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
3k 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
79 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 ...
2
votes
1answer
392 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
2k views

remove_filter( 'the_content', 'wpautop' ); only for certain post types

I want to try and remove automatic p tag and br tag addition for my custom post type. It looks like remove_filter( 'the_content', 'wpautop' ); will do this, but how would I make the change only ...
2
votes
3answers
2k 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
1answer
912 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
2answers
362 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
182 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
1answer
658 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
1answer
62 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
31 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
136 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
63 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
3answers
432 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 ( ...
1
vote
1answer
135 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
106 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
597 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
517 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
102 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
2k 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
2k 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 ...
1
vote
1answer
144 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
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 ...
1
vote
1answer
487 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
212 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
754 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
812 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
1answer
21 views

Filtering more than one term in a taxonomy in WP

i have a custom post type called 'events', it has a taxonomy named 'category' structured this way: hotels (parent) -1 star (child) -2 stars (child) -3 stars (child) location (parent) ...
0
votes
1answer
47 views

relation OR instead of AND - Filtered term ID's in loop

Question not related anymore.. First I tought about the relation OR/ AND for results, but I believe I should work with 'operator' => 'NOT IN'. I would like to query the results that meet multiple ...
0
votes
1answer
36 views

Can't order the query result as given posts id's array

I want to order a query result by the same order as the post id's array given. E.g. I have: $arrayPostsIds = array(30,5,17,10); and I want to get the posts in that order. So after trying this: ...
0
votes
1answer
102 views

Very stubborn wp_register_script / add_action vs remove

I am trying to get rid of a plugin's .js file in the but it's not working. It's being called here {partial code): class awqsf{ const post_type = 'awqsf'; function __construct(){ // ...
0
votes
1answer
49 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 ...
0
votes
2answers
273 views

How to change a certain text or term of WordPress into a custom into the whole site?

In my WordPess site for client, I used Posts as Products, Comments as Customer Review, Subscribers as Registered Customers and so on. For client's I used Admin Menu Editor to edit the wp-admin menu ...
0
votes
1answer
194 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
1answer
2k views

Add a Span Around a Product Title in WooCommerce

I'm customizing a custom theme to use WooCommerce. One of the issues I've run into is adding a span tag around a product title on the single product page. I've figured out how to add a filter to the ...
0
votes
3answers
69 views

Finding actual functions added to hooks and filters

I'm trying to figure out how to find the actual function that's assigned to hooks and filters. I've been looking at other questions asked here and found a couple plugins that are helpful for findings ...
0
votes
2answers
925 views

Using dynamic conditions in 'posts_where' filter

I have the following code which gives be posts that are published in the last 100 days function smbd_cats_by_days ($where = '') { $where .= " AND post_date < '" . date('y-m-d', ...
0
votes
3answers
128 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
366 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'], ...
0
votes
1answer
1k 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
164 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
224 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
144 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
584 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
2k 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' ); ...
0
votes
1answer
485 views

How to show a featured image as current?

On the right rail here: http://www.julianamaeberger.com/soma/sample-testimonial-3/ I am showing a random post "Testimonial". Below that I am showing all featured images for the category "Testimonial" ...