PHP

Remove update nags for non-admins [duplicate]

In wp-admin/includes/update.php file if ( current_user_can(‘update_core’) ) $msg = sprintf( __(‘An automated WordPress update has failed to complete – <a href=”https://wordpress.stackexchange.com/questions/231010/%s”>please attempt the update again now</a>.’), ‘update-core.php’ ); else $msg = __(‘An automated WordPress update has failed to complete! Please notify the site administrator.’); We can see that messages are different based on the current … Read more

Adding first / last CSS classes to menus

A better and simpler approach: function add_first_and_last($items) { $items[1]->classes[] = ‘first-menu-item’; $items[count($items)]->classes[] = ‘last-menu-item’; return $items; } add_filter(‘wp_nav_menu_objects’, ‘add_first_and_last’);

Setting custom cookies in WordPress

1 – You can check for cookies and do your redirect using hooks that are called before any output like the ‘init’ hook: <?php // Hook the function “redirect()” on to the “init” action add_action(‘init’, ‘redirect’); // redirect() may redirect the user depending on the cookies he has function redirect(){ /* CODE */ } ?> … Read more

Contact form redirecting to page not found on send

When dealing with forms you need to make sure that your form doesn’t have a few specific filed names like: name,day,month,year and I’m sure that a few more, so make your form fields names more specific like: contact_name,contact_day,contact_month,contact_year. in your case change name=”name” to anything else.

What is the meaning of %s, %1$s etc.? [closed]

This is really more of a general PHP programming question and might get closed for that reason. But before that happens, let’s see if I can’t clear some of this up for you. Those strings that start with % signs are in “printf format”. For example, %2$s translates to “replace this token with the second … Read more

How to manually fix the WordPress gallery code using PHP in functions.php?

Like it was mentioned before removing the shortcode and re-adding it is not the compatible with other plugins modifying galleries so instead you use the post_gallery filter hook and the same code from the gallery_shortcode function but with your own modification for example, I’ve commented out the parts you don’t want: function fix_my_gallery_wpse43558($output, $attr) { … Read more

To close or not to close php

Yes, please avoid closing PHP tags at the end of the file, not only with PHP 7, but with PHP 5 as well. Reason is that if you close the tag, anything that is after the tag, even a blank line, will be sent to output and will make PHP to send headers as well … Read more

Converting timestamps to local time with date_l18n()

I know I’m three months late, but the function you want here is WordPress’ get_date_from_gmt(). The function accepts a GMT/UTC date in Y-m-d H:i:s format as the first parameter, and your desired date format as the second parameter. It’ll convert your date to the local timezone as set on the Settings screen. Example usage: echo … Read more

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