How to override wp_insert_comment()
You can’t override it, because this function is not pluggable and is a part of WP core. All what you can do is to add your hook for action wp_insert_comment, as you’ve actually done.
pluggable
Override default new user registration email with custom message (non sub-domain multi-site installation)
Override default new user registration email with custom message (non sub-domain multi-site installation)
Replace part of a parent-theme customizer in the child-theme
Replace part of a parent-theme customizer in the child-theme
Extend plugin Class through functions.php
Extend plugin Class through functions.php
How to override Woocommerce functionality in Reports section?
How to override Woocommerce functionality in Reports section?
Calling an API to do authentication / user login
It’s better not to do so. And I’m completely against overriding the default authentication mechanism simply because of WordPress and it’s plugins usually are depended on the website’s database. But if you’re really into this situation WordPress provides a filter called authenticate: add_filter( ‘authenticate’, ‘wpse75679_auth’, 30, 3 ); function wpse75679_auth( $user, $username, $password ) { … Read more
unable to change default URL at “General Settings” page
In functions.php look for lines like update_option(‘siteurl’,’http://blog.financialcoachshow.com/blueocean/institutional’); update_option(‘home’,’http://blog.financialcoachshow.com/blueocean/institutional’); Delete them!
Overriding functions in wordpress plugins
If the plugin displays content via any function, the code: if(!function_exists(‘function_name’)) function_name(); … is used for safety. If your plugin is disabled, and the if (!function_exists(‘function_name’)) is missing, your theme will throw a fatal error.
WordPress Registration Email by Role
Scroll down a little bit, most of it is WordPress default code but you must add everything to your plugin or you might break it! I’ve also added few useful snippets below. Copy-paste them to same plugin. <?php /* * Plugin Name: Emails * Plugin URI: http://www.your-site.com * Description: Different registration email for different roles … Read more
Call to undefined function get_userdata in user.php
Well, it was a plugin after all. Since several activated plugins seemed to trigger the error, I thought What is a common plugin here? It turns out that admin-language was the culprit. With hindsight, that may no be a surprise: that page says: This plugin hasn’t been tested with the latest 3 major releases of … Read more