What is WordPress Hook: upgrader_pre_download
The upgrader_pre_download hook is a specific WordPress hook that allows developers to modify the download URL before an upgrade process begins. This hook is commonly used to perform actions such as adding authentication credentials or modifying the download URL based on specific conditions.
Understanding the Hook: upgrader_pre_download
The upgrader_pre_download hook is located within the upgrade process of WordPress. It is triggered just before the download process begins, allowing developers to intervene and modify the download URL or perform other actions before the upgrade takes place.
Hook Parameters (if applicable): upgrader_pre_download
The upgrader_pre_download hook does not accept any parameters.
Hook Doesn’t Work: upgrader_pre_download
If the upgrader_pre_download hook doesn’t work as expected, it could be due to incorrect implementation or conflicts with other plugins or themes. To troubleshoot, developers should check for any errors in their code and ensure that the hook is being added in the appropriate location within the upgrade process.
Best Practices & Usage Notes (if applicable): upgrader_pre_download
When using the upgrader_pre_download hook, it’s important to consider the potential impact on the upgrade process. Modifying the download URL or performing other actions should be done carefully to avoid any unintended consequences. Additionally, developers should be mindful of any security implications when using this hook.
Usage Example: upgrader_pre_download
“`php
function modify_download_url( $download_url ) {
// Add authentication credentials or modify the download URL
$modified_url = add_query_arg( array( ‘key’ => ‘value’ ), $download_url );
return $modified_url;
}
add_filter( ‘upgrader_pre_download’, ‘modify_download_url’ );
“`
