Get category ID from category slug (not working)
You can’t use get_category_by_slug() with a custom taxonomy. You need to use get_term_by(). $category = get_term_by( ‘slug’, ‘military’, ‘product_cat’ );
categories
How to get category and archive title?
For category use single_cat_title function: http://codex.wordpress.org/Function_Reference/single_cat_title For tag use single_tag_title function: http://codex.wordpress.org/Function_Reference/single_tag_title For date use get_the_date function: http://codex.wordpress.org/Function_Reference/get_the_date For example if you open twentyten theme you will see following: category.php: <h1 class=”page-title”><?php printf( __( ‘Category Archives: %s’, ‘twentyten’ ), ‘<span>’ . single_cat_title( ”, false ) . ‘</span>’ ); ?></h1> date.php: <h1 class=”page-title”> <?php if ( … Read more
WooCommerce: List All Categories
taken from that very same function: // prior to wordpress 4.5.0 $args = array( ‘number’ => $number, ‘orderby’ => $orderby, ‘order’ => $order, ‘hide_empty’ => $hide_empty, ‘include’ => $ids ); $product_categories = get_terms( ‘product_cat’, $args ); // since wordpress 4.5.0 $args = array( ‘taxonomy’ => “product_cat”, ‘number’ => $number, ‘orderby’ => $orderby, ‘order’ => $order, … Read more
Gutenberg editor add a custom category as wrapper for custom blocks
Digging myself deeper in documentation, I got the following result. There is a way to group your custom blocks around a given category in Gutenberg, and therefore we have the method block_categories_all. So with a filter, you can extend the default categories with custom ones. Here is my example: add_filter( ‘block_categories_all’, function( $categories, $post ) … Read more
Force category choice before creating new post?
I solved this by hooking into post-new.php, and checking for a category_id request parameter. If it does not exist, I display a form with a category dropdown that submits back to this page, and then call exit() so the regular post form does not display. If it exists, I set up a hook for wp_insert_post … Read more
How to export and import taxonomies (category, tag and/or custom taxonomy) and their terms
This answer is essentially the same as Ünsal’s, but I’d like to elaborate a bit because despite being right his answer didn’t help me (I was just trying to remember what I’d done in the past, I should have read his more carefully and I would have figured it out, but I think for others … Read more
Check if a post is in any child category of a parent category
Add the following to your theme’s functions.php: /** * Tests if any of a post’s assigned categories are descendants of target categories * * @param int|array $cats The target categories. Integer ID or array of integer IDs * @param int|object $_post The post. Omit to test the current post in the Loop or main query … Read more
Can I set a default featured image for a category?
In your template where you have the Featured Image displayed: <?php the_post_thumbnail( ‘thumbnail’ ); ?> you can make it conditional on whether the Featured Image is set, then have it default to whatever you want if it’s not set. One way to do this is to put all the default images in a directory and … Read more
How would I get a taxonomy/category list inside a Gutenberg block?
Load the elements into a constant using a function like this: const postSelections = []; const allPosts = wp.apiFetch({path: “/wp/v2/posts”}).then(posts => { postSelections.push({label: “Select a Post”, value: 0}); $.each( posts, function( key, val ) { postSelections.push({label: val.title.rendered, value: val.id}); }); return postSelections; }); Then use postSelections as your element “options”. el( wp.components.SelectControl, { label: __(‘Select … Read more
Display posts from the same category using next/previous post link
Here is the code to get category based previous and next links on posts: <?php $post_id = $post->ID; // current post ID $cat = get_the_category(); $current_cat_id = $cat[0]->cat_ID; // current category ID $args = array( ‘category’ => $current_cat_id, ‘orderby’ => ‘post_date’, ‘order’ => ‘DESC’ ); $posts = get_posts( $args ); // get IDs of posts … Read more