query-string - Read For Learn

How can I Rewrite a ‘page’ URL based on query string parameters?

You can add a rewrite rule such as the following. Make sure to register your public query vars with WordPress so it recognizes your rewrite rule vars. add_rewrite_rule(‘^(tips)/([^/]*)/([^/]*)/?’, ‘index.php?name=$matches[1]&id=$matches[2]&filter_id=$matches[3]’,’top’); add_filter(‘query_vars’, ‘foo_my_query_vars’); function foo_my_query_vars($vars){ $vars[] = ‘id’; $vars[] = ‘filter_id’; return $vars; } Visit the Permalinks Settings page to flush your permalinks. You can access your … Read more

Visually change theme via query string?

There are plenty of plugins for something like this, but there are a lot of nuances between them (who can swtich, how to switch, etc). See theme preview tag in repository for starters.

Redirect to post after submission with Gravity Forms? [closed]

Set the query string to p={post_id}. WordPress will redirect it to the proper URI then automatically.

How to remove query string from static resources

It looks like you are using JetPack’s Photon which adds query strings to your URLs. According to this thread there is no way to remove them https://wordpress.org/support/topic/how-to-remove-photon-query-string?replies=2 If you want to get rid of the query strings I would suggest deactivating photon, using a CDN which does not add query strings, and using the snippet … Read more

How to get a URL parameter from a URL with get_query_var?

I managed to find a solution with some help from some developers at the theme.co apex forum. I needed to get two query strings from my URL www.randompage.com/tokensuccess/?token=token&username=username called token and username. In order to get this I added the following code to the functions.php code: function add_query_vars_filter( $vars ){ $vars[] = “token”; $vars[] = … Read more

How can I include a query string with get_permalink

You can use add_query_arg() to add any query parameters you want to a URI, e.g., $redirect_uri = add_query_arg (‘page’, ‘4’, get_permalink ()) ; $login_uri = wp_login_url ($redirect_uri) ; Or, you could simply use $_SERVER[‘REQUEST_URI’], which will already contain any query string present in the current page’s URI, e.g., $login_uri = wp_login_url ($_SERVER[‘REQUEST_URI’]) ;

Can ‘numberposts’ be passed in the URL query string?

Well, numberposts is not actually a query variable. It’s just turned into posts_per_page in get_posts() before the query is run. posts_per_page is a private query var, which means you can’t run it in the query string. A possible solution would be to register a custom query variable (let’s say ‘latest_mealplan’ and add that variable to … Read more

Is it possible to add an admin page using add_submenu_page() and pass a var in the query string?

Your menu slug (5th parameter) can’t be the same across multiple pages, and it obviously can’t have an & in it, but you can have all the pages you want call the same callback function (the last param). add_submenu_page(‘upload_manage’, “Programs”, “Programs”, ‘manage_options’, ‘manage-programs’, “manage_data”); add_submenu_page(‘upload_manage’, “Schedule”, “Schedule”, ‘manage_options’, ‘manage-schedule’, “manage_data”); Then in the manage_data function, … Read more

order by second word in title?

There is a filter, ‘posts_orderby’, which allows you to specify your own ORDER BY clauses. In your case, the code would look something like this: add_filter( ‘posts_orderby’, ‘order_by_surname’ ); function order_by_surname( $orderby, $query ) { // first you should check to make sure sure you’re only filtering the particular query // you want to hack. … Read more

Querystring parameter getting lost in rewrite rule

I think it’s probably your front end code that’s the problem. Try this: <?php if( $letter = get_query_var( ‘letter’ ) ) { echo ‘Current Letter: ‘ . $letter; } else { echo ‘Current Letter: All’; }

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