Refers to a hook in WordPress Core that can be used to alter the results returned by a WP_Query based database query.

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5
votes
3answers
2k views

Modify Taxonomy pages to exclude items in child taxonomies

I found this question: Theres a way to use $query->set('tax_query' in pre_get_posts filter? which seems to indicate that yes, you can alter the taxonomy query on taxonomy archives via ...
4
votes
1answer
474 views

How-to exclude terms from the main query the most performant way?

This Q is a follow up to this answer on the Q: "How to exclude a specific term for the search?". 4 ways to filter out posts that have a specific term Type | Pro | ...
0
votes
1answer
2k views

Can I use $query->set() (in a pre_get_posts() hook) with a custom taxonomy in WP 3?

I can do something like the following with a standard category: $query->set('category__not_in', $term_id); But how do I do the same with a custom taxonomy term? I'm using Wordpress 3.3.1 if it ...
0
votes
1answer
196 views

Setting post_id for single.php based on URL without a redirect

I'm migrating a Joomla! database to Wordpress and the website has to remain exact regarding URLs. The Joomla site has its posts with .html extensions, and the importer I created maps the Joomla file ...
1
vote
1answer
436 views

WP_Post_List_Table::get_views - Have post counts account for filters?

Toward the top of the edit.php screens there is a list that displays post statuses along with the post count. I believe this is generated by WP_Post_List_Table::get_views. For example All (7) | ...
0
votes
1answer
1k views

Help With issue on pre_get_posts filter in taxonomy

I create a function to filter the taxonomy query with this code add_action('pre_get_posts', 'custom_taxonomy_query'); $option_taxposts_per_page = get_option('tax_posts_per_page'); function ...
0
votes
1answer
740 views

Using a pre_get_posts filter to search for multiple strings on all meta values

Using a pre_get_posts filter to search a given string on all meta_values: $query->set('meta_value', 'first string'); debug: AND ( (CAST(wp_postmeta.meta_value AS CHAR) = 'first string') ) ...
1
vote
1answer
2k views

How to alter query order direction using $query->set('order', 'ASC'); inside a pre_get_posts filter?

According to: http://codex.wordpress.org/Class_Reference/WP_Query#Order_.26_Orderby_Parameters Default order is DESC and default orderby is date. In a custom plugin, plugin is applying the following ...
6
votes
2answers
5k views

Theres a way to use $query->set('tax_query' in pre_get_posts filter?

Theres a way to use $query->set('tax_query' in pre_get_posts filter? for example next code is not altering the query. Note that im building $taxonomies from and custom search. function ...
3
votes
2answers
919 views

pre_get_posts OR relation between taxonomy and author

I have a custom taxonomy called coauthor. On the edit.php screen, I am trying filter and only show posts authored by the current user OR posts coauthored by the current user. I can get the posts ...
2
votes
2answers
1k views

“pre_get_posts” firing on every query

How can I change arguments for the main query only, and not affect other queries? add_filter('pre_get_posts', 'custom_post_count'); function custom_post_count($query){ ...
0
votes
2answers
2k views

Displaying custom post type on category pages but not on blog listings

I think this is a fairly simple issue but I haven't got my head around it. Question: how do I get my custom posts to show only on the category archives, but not in the blog post listing page? ...
2
votes
1answer
3k views

pre get posts changing the query

i need to change the posts in taxonomy.php page. I have a meta_key which i want to compare to meta value. But currently my code is not returning anything. I am sure i am missing something. Please let ...
2
votes
1answer
1k views

Create multiple Search functions for posts / custom post types and everything

I'm currently working on a search function in a wp site. The plan is to have a search function on the news page which just searches posts. I'm achieving this by adding the below to my functions.php ...
3
votes
3answers
2k views

Archive Listings Filtered by Date Values in a Custom Field/Post Meta?

(Moderator's Note: The original title was "using archive by date with a custom date") I'm adding an additional date to posts as a custom field. Now I want the archive to show posts by the custom date ...