There is no “main” file to a plugin. Every file that has the plugin header is a plugin and the rest are not. Convention is that there is only one file with the header in a directory, but I saw “plugins” that had more than one such file in a directory, and they appeared as … Read more
Maybe upgrader_process_complete() action hook. Fires when the bulk upgrader process is complete. On line 761 of wp-admin/includes/class-wp-upgrader.php From source: /** * Fires when the upgrader process is complete. * * See also {@see ‘upgrader_package_options’}. * * @since 3.6.0 * @since 3.7.0 Added to WP_Upgrader::run(). * @since 4.6.0 `$translations` was added as a possible argument to … Read more
Disabling the sitemap is easy, just add this line to your functions.php: add_filter( ‘wp_sitemaps_enabled’, ‘__return_false’ ); Removing specific posts goes like this: add_filter( ‘wp_sitemaps_posts_query_args’, function( $args, $post_type ) { if ( ‘post’ !== $post_type ) { return $args; } $args[‘post__not_in’] = isset( $args[‘post__not_in’] ) ? $args[‘post__not_in’] : array(); $args[‘post__not_in’][] = 123; // 123 is the … Read more
You can’t upload plugins on WordPress.com. For security and performance reasons, you can only run what wordpress.com staff has approved.
BackWPup has a lot of flexibility in timing, what to backup (down to the DB table level), and it can store to DropBox which would put it on your computer.
The other option would be to use any hooks available in the Theme, which would allow your Plugin to inject the slider at a filter or action hook. If the Plugin is deactivated, its add_action() or add_filter() call is never run, nothing attempts to be added to the template, and, voila: no breakage. But, barring … Read more
Links: http://codex.wordpress.org/Hardening_WordPress http://perishablepress.com/press/tag/security/ (lots of great articles) http://www.wpsecure.net/secure-wordpress/
See Determining Plugin and Content Directories. plugins_url( ‘filename’, __FILE__ ); … returns the full URI to the file in your plugin. For themes you use: get_stylesheet_directory_uri() . ‘/path/to/file’;
wp_cron is used to schedule tasks such as deleting old posts from trash, deleting old spam comments, and checking for plugin/theme updates.
You could run a check on the save_post hook, but WooCommerce already has a hook for processing meta where the post type and security checks have already been done. So using their hook, you just check for a null string on the regular price and set it to 0. function wpa104760_default_price( $post_id, $post ) { … Read more