To answer your question, Yes In fact, there are many other functions you can override in that file, it’s included as the first line of “wp-admin/includes/upgrade.php” & there are many functions inside to be overridden Unfortunately, there is not too much information available regarding drop-in plugins but i’ll try to put a few points They … Read more
Here is the fixed version of your code. class vsetup { function __construct() { register_activation_hook(__FILE__,array($this,’activate’)); add_action( ‘init’, array( $this, ‘create_taxonomies’ ) ); } function activate() { $this->create_taxonomies(); wp_insert_term(‘Action’,’genre’); wp_insert_term(‘Adventure’,’genre’); } function create_taxonomies() { $genre_args = array( ‘hierarchical’ => true, ‘labels’ => array( ‘name’=> _x(‘Genres’, ‘taxonomy general name’ ), ‘singular_name’ => _x(‘Genre’, ‘taxonomy singular name’), ‘search_items’ … Read more
There are several components to error/notice creation and display process: add_settings_error() call to add item to stack (global $wp_settings_errors variable). settings_errors transient that keeps the errors so they survive move from page to page. settings_errors() function get_settings_errors() to retrieve errors from memory or transient and then displays them. These work like a charm for Settings … Read more
Assuming you’re using the standard column_cb() function, the list table will pass the IDs of the selected rows in an array in $_GET, labeled as whatever you assigned to ‘singular’ in the list table’s constructor. Here’s a typical column_cb(): function column_cb($item){ return sprintf( ‘<input type=”checkbox” name=”%1$s[]” value=”%2$s” />’, /*$1%s*/ $this->_args[‘singular’], //Let’s simply repurpose the table’s … Read more
Not really, but you can define your own. All meta boxes are stored in the global variable $wp_meta_boxes which is a multi-dimensional array. function get_meta_boxes( $screen = null, $context=”advanced” ) { global $wp_meta_boxes; if ( empty( $screen ) ) $screen = get_current_screen(); elseif ( is_string( $screen ) ) $screen = convert_to_screen( $screen ); $page = … Read more
Have a look at: The Complete Guide To The WordPress Settings API (Part 8: Validation, Sanitisation, and Input II): add_settings_field( ‘Checkbox Element’, ‘Checkbox Element’, ‘sandbox_checkbox_element_callback’, ‘sandbox_theme_input_examples’, ‘input_examples_section’ ); function sandbox_checkbox_element_callback() { $options = get_option( ‘sandbox_theme_input_examples’ ); $html=”<input type=”checkbox” id=”checkbox_example” name=”sandbox_theme_input_examples[checkbox_example]” value=”1″” . checked( 1, $options[‘checkbox_example’], false ) . ‘/>’; $html .= ‘<label for=”checkbox_example”>This is an … Read more
To accomplish user activation process you need to do following steps: after create new user add a custom user field which indicates that this user has to activate his account send an email with activation code, provide a link in this email to a page where user will be activated implement activation page when user … Read more
You’re on the right track. I test the fields in the save_post callback, and then use admin notices to display errors to the user when a field fails validation. They show up just in a highlighted box at the top of the page, just like any errors/messages that WordPress itself generates. Here’s a simple example … Read more
The answer is — you can’t because WordPress can’t. There is no dependency management concept in WP and it was the same case before Composer had even existed. The rise of autoload (Composer or otherwise) slightly helps with it, since you might just be getting different copy loaded (hopefully close enough) rather than outright fatal … Read more
Just pass an array when updating your option. It will be serialized automatically.