Wordpress JSON API delete_post controller • by Freshcode.nl

<?php

/*
Controller name: Posts Extra
Controller description: delete_post method by Dave van Hoorn • www.freshcode.nl
*/

class JSON_API_Postsextra_Controller {

    public function delete_post() {

        // Global json_api needs to be initialized
        global $json_api;

        // Check if the current user can edit_posts, if not, error
        if (!current_user_can('edit_posts')) {
            $json_api->error("You need to login with a user capable of creating posts to delete a post.");
        }

        // Only allow the removal of posts if a nonce (number used once) is included, for safety
        if (!$json_api->query->nonce) {
            $json_api->error("You must include a 'nonce' value to delete posts. Use the `get_nonce` Core API method.");
        }

        // Get a nonce for the deletion of a post
        $nonce_id = $json_api->get_nonce_id('postsextra', 'delete_post');

        // If the nonce isn't correct, say someone has to get one
        if (!wp_verify_nonce($json_api->query->nonce, $nonce_id)) {
            $json_api->error("Your 'nonce' value was incorrect. Use the 'get_nonce' API method.");
        }

        // Prevent caching?
        nocache_headers();

        // Get the ID from the URL Query
        $id = $json_api->query->id;

        // Get the post with the given ID to check if it still exists
        $postexists = get_post($id);

        // If the post exists, delete it
        if ($postexists){

            // Delete the post
            wp_delete_post( $id, true );

            // Let the user know the post has been deleted
            return array(
                "Message" => "Post with ID: $id has been deleted"
            );

        // Post with the Id was never found, did it actually exist?
        } else {

            // Post wasn't found, so return a message
            return array(
                "Message" => "Post with ID: $id wasn't found, does it actually exist?"
            );
        }
    }

}

?>