commenting regex in flat rate shipping

This commit is contained in:
Patrick Rauland 2014-02-24 11:40:26 -06:00 committed by Coen Jacobs
parent df72ff6fe7
commit 1261e48bcc
1 changed files with 9 additions and 1 deletions

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@ -256,7 +256,15 @@ class WC_Shipping_Flat_Rate extends WC_Shipping_Method {
$extra_rate['label'] = $this_option[0];
$this_cost = $this_option[1];
if (preg_match('/(\d+\.?\d*)\s*(\+|-)\s*(\d+\.?\d*)\%/', $this_cost, $this_cost_matches)) {
$pattern =
'/' . // start regex
'(\d+\.?\d*)' . // capture digits, optionally capture a `.` and more digits
'\s*' . // match whitespace
'(\+|-)' . // capture the operand
'\s*'. // match whitespace
'(\d+\.?\d*)'. // capture digits, optionally capture a `.` and more digits
'\%/'; // match the percent sign & end regex
if ( preg_match( $pattern, $this_cost, $this_cost_matches ) ) {
$this_cost_mathop = $this_cost_matches[2];
$this_cost_percents = $this_cost_matches[3] / 100;
$this_cost = $this_cost_matches[1];