In short, yes the – $wpdb class. See Codex for more information. Whenever you interact with a custom table (or any table, really) you should go through $wpdb – in particularly make sure you’re familiar with the prepare method which can help escapes queries and prevent injections. You should be familiar with already, as you … Read more
Simply put WP turns indeterminate situation (magic quotes might or might not be enabled in server configuration) into determinate (magic quotes are always present and server configuration does not matter). Rather than messing with this for all WP core it makes much more sense to simply strip slashes in your code on your own variables, … Read more
WordPress as a nice function is_active_widget that you can use in your __construct and test if the widget is present in the current page and add your scripts/styles based on that ex: function __construct() { parent::__construct(__CLASS__, ‘BasicWidget’, array( ‘classname’ => __CLASS__, ‘description’ => “This is a basic widget template that outputs text to the sidebar” … Read more
You can create specific template for specific category using taxonomy-product_cat.php template. For more information visit this page.
Send and email to [email protected] and they can help you try to get in touch with the original plugin author. If the author is no where to be found and you can show that your able to keep it up to date it is possible that you could be allowed to take it over.
Yes there is, you can use the woocommerce_get_price filter hook to filter the value based on user role and return a price accordingly e.g: add_filter(‘woocommerce_get_price’, ‘custom_price_WPA111772’, 10, 2); /** * custom_price_WPA111772 * * filter the price based on category and user role * @param $price * @param $product * @return */ function custom_price_WPA111772($price, $product) { … Read more
A plugin that has security holes is a problem, whether or not it is activated. So here are some reasons why it is often recommended to remove plugins that you aren’t using. If you have plugins that you aren’t using, you often don’t care about keeping them updated. As a result, they won’t get any … Read more
If you want to add a add media button to your admin panels: You need to use wp_enqueue_media(); add_action ( ‘admin_enqueue_scripts’, function () { if (is_admin ()) wp_enqueue_media (); } ); Then use this js: jQuery(document).ready(function() { var $ = jQuery; if ($(‘.set_custom_images’).length > 0) { if ( typeof wp !== ‘undefined’ && wp.media && … Read more
WP v3.3 gave us the ability to run wp_enqueue_script in the middle of a page. Ticket 9346 This has made it much easier to include your JS with better granularity (when using shortcodes, at least). Here, jquery will be only included when our shortcode is fired. function get_slideshow() { // Do some stuff… // Load … Read more
One of the first things WordPress does to load plugins is get the active plugins as saved in the database: $active_plugins = (array) get_option( ‘active_plugins’, array() ); Since it uses get_option() we can use the option_active_plugins filter to modify the list of active plugins on the fly. function wpse_301282_disable_plugin( $active_plugins ) { if ( defined( … Read more