Hate to be the bearer of bad news but WordPress hardcodes the Page Template functionality to the “page” post type, at least in v3.0 (that might change in future versions but there’s not a specific initiative I’m aware of to change it yet. So this is one of the very few times I’m struggling to … Read more
From my comment to the OP My opinion, use what you are comfortable with. If there are any performance difference it will be minute/irrelevant. My preference, use the filter To come to your real concern/question, in my opinion, the best approach will be to use the parent category ID and work from there. It will … Read more
Best practice method Have a look at wp_localize_script, which is meant to do exactly that. But it does require previous usage of wp_enqueue_scripts, hence you will need to move your JS to a separate file indeed. It will be worth those few minutes of effort though, for sure. function wpse_96370_scripts() { if ( is_single() ) … Read more
index.php is universal template, it is what any page (home, archive, single post, etc) will use if no other template is available for it. home.php is a template used for main page (on is_home()) condition. See Template Hierarchy for detailed scheme of how templates are applied.
Yes, please avoid closing PHP tags at the end of the file, not only with PHP 7, but with PHP 5 as well. Reason is that if you close the tag, anything that is after the tag, even a blank line, will be sent to output and will make PHP to send headers as well … Read more
UPDATE: This is now a decade old answer, meant for a very old version of WordPress. I can see the comments informing me that this might not work for newer WP versions, please do refer to the other answers below if mine is not working for your version of WP. For WP 2.*, this will … Read more
A) The Base in Core As you can see in the Codex Template Hierarchy explanation, single-{$post_type}.php is already supported. B) Extending the core Hierarchy Now there’re gladly some filters and hooks inside /wp-includes/template-loader.php. do_action(‘template_redirect’); apply_filters( ‘template_include’, $template ) AND: a specific filter inside get_query_template( $type, … ) named: “$type}_template” B.1) How it works Inside the … Read more
When a page is created, the assigned template to that page is saved as custom post meta in the same way as custom fields. The meta_key is _wp_page_template and the meta_value will be the page template You can simply make use of get_pages to retrieve all pages which have a meta_value of the specified template … Read more
That’s pretty simple. You just have to take the textarea out of the default fields – filter ‘comment_form_defaults’ – and print it on the action ‘comment_form_top’: <?php # -*- coding: utf-8 -*- /** * Plugin Name: T5 Comment Textarea On Top * Description: Makes the textarea the first field of the comment form. * Version: … Read more
Just in WordPress 4.9 there’s this bug: https://core.trac.wordpress.org/ticket/42573 causing the template files to only be rescanned once every hour. To fix (until they release a new WP version with this changed), download the patch on that bug ticket and make the changes from the patch to wp-includes/class-wp-theme.php. Hope this saves someone the 2 hours I … Read more