add_filter('add_to_cart_fragments', 'chet_tips_woocommerce_header_add_to_cart_fragment');
function chet_tips_woocommerce_header_add_to_cart_fragment( $fragments ) {
global $woocommerce;
ob_start();
?>
<span class="cart-count"><?php echo $woocommerce->cart->cart_contents_count; ?></span>
<?php
$fragments['span.cart-count'] = ob_get_clean();
return $fragments;
}WordPress Exclude pages from search
function chet_tips_modify_search_filter($query) {
if ($query->is_search) {
$query->set('post_type', 'post');
}
return $query;
}
add_filter('pre_get_posts','chet_tips_modify_search_filter');WordPress Exclude categories from search
function chet_tips_search_filter($query) {
if ( $query->is_search && ! is_admin() ) {
$query->set('cat','8,15');
}
return $query;
}
add_filter('pre_get_posts','chet_tips_search_filter');Block directories using robots.txt
Restrict search engines from crawling to the root directory by adding the code snippet below to robots.txt file.
User-agent: *
Disallow: /cgi-bin/
Disallow: /wp-admin/
Disallow: /wp-includes/
Disallow: /xmlrpc.php
Disallow: /wp-content/plugins/
Disallow: /wp-content/cache/
Disallow: /wp-content/themes/
Disallow: /trackback/
Disallow: /feed/
Disallow: /comments/
Disallow: /category/
Disallow: /trackback/
Disallow: /feed/
Disallow: /comments/
Disallow: /*?
Allow: /wp-content/uploads/WordPress Restrict access to wp-includes file via .htaccess fil
# Block wp-includes folder and files
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteRule ^wp-admin/includes/ - [F,L]
RewriteRule !^wp-includes/ - [S=3]
RewriteRule ^wp-includes/[^/]+\.php$ - [F,L]
RewriteRule ^wp-includes/js/tinymce/langs/.+\.php - [F,L]
RewriteRule ^wp-includes/theme-compat/ - [F,L]
</IfModule>WordPress Redirect to a custom page after registration
function chet_tips_my_registration_redirect(){
return home_url( '/my-page' );
}
add_filter( 'registration_redirect', 'chet_tips_my_registration_redirect' );Automatically add new users to BuddyPress group
function chet_tips_automatic_group_membership( $user_id ) {
if( !$user_id ) return false;
groups_accept_invite( $user_id, <# group ID #> );
}
add_action( 'bp_core_activated_user', 'chet_tips_automatic_group_membership' );WordPress Disable admin bar access to all users
If you want to disable access to admin bar for all the users including the administrator, add the following to the functions file.
show_admin_bar(false);WordPress Change the length of excerpts
function chet_tips_excerpt_length( $length ) {
return 30;
}
add_filter( 'excerpt_length', 'chet_tips_excerpt_length', 999 );By default, length of the excerpts in WordPress is 55 words. Tweak the functions by adding the following commands to customize the length so it can fit the layout.
WordPress memory exhausted error
If you were activating a huge plugin and found an error that says memory exhausted just add the following line of code to your wp-config.php file.
define('WP_MEMORY_LIMIT', '64M');The above code will increase the memory limit to 64M, but you can change the value to whatever your hosting server is able to support.