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Prevent saving empty tax classes into the database

This commit is contained in:
Claudio Sanches 2019-07-09 15:23:46 -03:00
parent b178f1be1f
commit 56240c9633
1 changed files with 1 additions and 1 deletions
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2
includes/admin/settings/class-wc-settings-tax.php
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@ -140,7 +140,7 @@ class WC_Settings_Tax extends WC_Settings_Page {
* @return null
*/
public function save_tax_classes( $raw_tax_classes ) {
$tax_classes = array_map( 'trim', explode( "\n", $raw_tax_classes ) );
$tax_classes = array_filter( array_map( 'trim', explode( "\n", $raw_tax_classes ) ) );
$existing_tax_classes = WC_Tax::get_tax_classes();
$removed = array_diff( $existing_tax_classes, $tax_classes );
$added = array_diff( $tax_classes, $existing_tax_classes );