As of WordPress 4.7 (released December 2016), a REST API is provided out of the box on WordPress. As you’re probably aware, REST APIs are interfaced with by standard HTTP GET and POST requests, so if you have a WordPress 4.7 installation, you can access it at this URL, by plugging this into your browser: … Read more
GET requests, like listing posts, doesn’t need authentication at least you need to get private posts. Your problem is that you are using a route/endpoint that doesn’t exist. In WordPress 4.4, WP REST API infrastructure was merged, endpoints didn’t; they will be merged in WordPress 4.5 (as WordPress 4.6 it seems endpoints are still don’t … Read more
I ran into the same problem but for posts. I found how to OR or AND tags together here: https://codex.wordpress.org/Class_Reference/WP_Query#Tag_Parameters To get entries that have both L1 AND L2 AND L3 ; use plus (+) https://example.com/cms/wp-json/pages?filter[tag]=L1+L2+L3 In case somebody else comes along and wants to OR terms together I’ll save you the trouble: To get … Read more
If you are using PHP 5.2+ you’re best bet is to just make a PHP array or object and use json_encode(). UPDATED: $cats = get_categories(); $output = array(‘categories’ => array()); foreach ($cats as $cat) { $cat_output = array( ‘cat_id’ => $cat->term_id, ‘cat_name’ => $cat->name, ‘posts’ => array(), ); // should be able to use -1 … Read more
Slow REST API calls on self-hosted WordPress [closed]
I came up with this solution. This function checks in each directory level starting from the directory of the current file for the file wp-config.php. <?php function find_wp_config_path() { $dir = dirname(__FILE__); do { if( file_exists($dir.”/wp-config.php”) ) { return $dir; } } while( $dir = realpath(“$dir/..”) ); return null; } ?> To actually include the … Read more
To anyone who might still be hitting this problem, here’s a checklist: Make sure you are authenticated AND your user has the list_users capability. Example: When adding a custom role, I make sure to add the list_users capability. The user should also be logged in (what authenticated means) when making the request. By default, only … Read more
There is a cache plugin for WP Rest API with the name… WP Rest API Cache: I’ve used it for small projects and helped me a lot.
Update: Made a blog post to explain this better 🙂 I was able to do this by WP’s authenticate filter inside a new plugin; most of which is guided by this tutorial by Ben Lobaugh. Major points on the plugin: Make an API call function using cURL (you can get guide codes from Postman upon … Read more
Cross-site Scripting Issues You cannot transfer WP auth cookies between domains. You also don’t want to store plaintext passwords for logging into another WP installation programmatically. So, you’ll have to have users log into WordPress, and then access their login status via an API endpoint from the third-party site. This lets WordPress handle all the … Read more