I’m using this simple action, and it works like a charm. 🙂 <?php /** Plugin Name: (#111223) User Login with Mail Address */   add_action( ‘wp_authenticate’, ‘wpse111223_login_with_email_address’ ); function wpse111223_login_with_email_address( $username ) { $user = get_user_by_email( $username ); if ( ! empty( $user->user_login ) ) $username = $user->user_login; return $username; } It hooks to … Read more
You need to go beyond CSS to do this. It requires hooking into the loop template like so: add_action( ‘woocommerce_after_shop_loop_item’, ‘my_112757_add_product_link’, 11 ); function my_112757_add_product_link() { global $product; echo ‘<a href=”‘ . esc_url( get_permalink( $product->id ) ) . ‘”>More Detail</a>’; } Put the above code in your theme’s functions.php file. You can also add a … Read more
$wpdb->tables[] = ‘friends’; is the basic code you’re looking for. Please note that you’ll want to test for the existence of the table in the list so you don’t wind up with 100 copies of the table in the tables array, especially if there’s a chance your code could be repeated within a page load. … Read more
The manage_options argument you see in both function calls is a capability. That particular capability makes the page accessible only to administrators. To make this work, you could change that to one of the editor capabilities like edit_others_posts You could also create a new capability and use that. However, doing either will mean hacking the … Read more
Plugins are loaded before functions.php. You should include the class in your plugin if possible. I have had scenarios where a class was part of the theme, but also needed in a plugin where you couldn’t assume the class was included in the theme. In those cases, I simply included the class in both places … Read more
You can register TinyMCE plugins using mce_external_plugins filter: add_filter(‘mce_external_plugins’, ‘my_tinymce_plugins’); function my_tinymce_plugins() { $plugins_array = array( ‘my-tinymce-plugin-name’ => ‘tinymce-plugin-url-of-js-file’ ); return $plugins_array; } You can add that code to functions.php file of your theme, or better in a WordPress plugin to make it theme independent. Also, I recommend to not upload externa tinymce plugins to … Read more
Hooks are going to be your best friend here. You can filter post content by using the the_content filter for example: add_filter(‘the_content’, ‘wse_174099_append_to_content’); function wse_174099_append_to_content( $content ) { //get your data $custom_items = get_option( ‘option_name’ ); $content .= wpautop( $custom_items ); //always return when using a filter return $content; } You can hook into the … Read more
Yes. Use $post->guid instead of $post->ID. NB: guid must be in lowercaps for it to work. Detailed explanation here: https://wordpress.stackexchange.com/a/209832/71131 Some additional detail on the purpose of keeping $post->ID as a backup in your third-party service: https://wordpress.stackexchange.com/a/209833/71131
Here is a fairly simple approach I was able to get working within a plugin. You’ll want to reference https://developer.wordpress.org/reference/hooks/theme_page_templates/ and https://developer.wordpress.org/reference/hooks/template_include/ as you review the code below. <?php //Add our custom template to the admin’s templates dropdown add_filter( ‘theme_page_templates’, ‘pluginname_template_as_option’, 10, 3 ); function pluginname_template_as_option( $page_templates, $theme, $post ){ $page_templates[‘template-landing.php’] = ‘Example Landing Page’; … Read more
I solved deleting the w3tc cache plugin from ftp