Function: See if a resource is remote.

Function: See if theme/s is activate or not.

Function: Get data if set, otherwise return a default value or null. Prevents notices when data is not set.

Function: Read in WooCommerce headers when reading plugin headers.

Function: Prevent auto-updating the WooCommerce plugin on major releases if there are untested extensions active.

Function: Delete expired transients.

Function: Switch WooCommerce to site language.

Function: Switch WooCommerce language to original.

Function: Convert plaintext phone number to clickable phone number.