The error you’re getting is showing, because somewhere on your site (your theme or one of your plugins) is registering a filter function that doesn’t exist. Somewhere in your code, there will be such line (or similar to it): add_filter( ‘rewrite_rules_array’, ‘disable_embeds_rewrites’ ); It may use different hook, so it may also look like: add_filter( … Read more
You could over-ride the CSS by using the admin_print_scripts admin_head-media-upload-popup and add css to match your needs. This can be done via the functions.php file or by creating a plugin. Here is the code in a plugin format to begin adding style: <?php /* Plugin Name: Some Name Description: Custom Thickbox Styles */ add_action(‘admin_head-media-upload-popup’, ‘custom_tb_styles’); … Read more
I know this has already been answered, but I felt as if it wasn’t 100% real clear what the actual solution was. Here’s my answer to add some clarification. He’s right… You can’t flush rewrite rules on save_post, because that action hook is fired AFTER the init action hook has been fired. As you know, … Read more
Via the “Annotate” function the the Trac, you can see that this was added three years ago, after the request for a generic POST handler that plugins can use. Google code search tells me that at least Akismet uses this hook, and it appeared there at the time it was introduced in core. It works … Read more
The page you referenced does have the correct order of events listed there. If you want to see which events were fired for a particular request you can install debug-bar and debug-bar-action-hooks. If you are wanting to send a header either plugins_loaded or init will work. But it is recommended to use the send_headers action … Read more
As you want to implement the check within your theme files you can use the action after_switch_theme; as you can guess this will activate your theme to perform the check but will switch back to the previous theme if necessary. If the requirements are not fulfilled we’re going to notify the user via an admin … Read more
This should do it: add_action(‘plugins_loaded’, function(){ wp_set_current_user(0); },0);
Actually, my recommendation would be to do things a bit differently. You can add a custom rewrite endpoint to WordPress to handle these files specifically. For example, the URL http://site.com/download-xml/the_filename would automatically download the specified file as an attachment. First, you need to add a custom rewrite endpoint to set this up: function add_endpoint() { … Read more
The action is update_option_permalink_structure. You get the old and the new value as parameters. add_action( ‘update_option_permalink_structure’ , ‘my_custom_function’, 10, 2 ); function my_custom_function( $oldvalue, $_newvalue ) { // do something } There are also the actions update_option_category_base and update_option_tag_base.
Finally, I wrote some code and it worked very well. I hope it helps. Put this in your functions.php file //remove sitename from email subject add_filter(‘wp_mail’, ’email_subject_remove_sitename’); function email_subject_remove_sitename($email) { $blogname = wp_specialchars_decode(get_option(‘blogname’), ENT_QUOTES); $email[‘subject’] = str_replace(“[“.$blogname.”] – “, “”, $email[‘subject’]); $email[‘subject’] = str_replace(“[“.$blogname.”]”, “”, $email[‘subject’]); return $email; }