osCommerce / oscommerce2

        $tmpstring = trim(preg_replace('/"/', ' ', $pieces[$k]));

// Check for one possible exception to the rule. That there is a single quoted word.

        if (substr($pieces[$k], -1 ) == '"') {

// Turn the flag off for future iterations

          $flag = 'off';

          $objects[] = trim(preg_replace('/"/', ' ', $pieces[$k]));

          for ($j=0; $j<count($post_objects); $j++) {

            $objects[] = $post_objects[$j];

          }

          unset($tmpstring);

// Stop looking for the end of the string and move onto the next word.

          continue;

        }

// Otherwise, turn on the flag to indicate no quotes have been found attached to this word in the string.

        $flag = 'on';

// Move on to the next word

            $k++;

            continue;

          } else {

/* If the $piece ends in double quotes, strip the double quotes, tack the

   $piece onto the tail of the string, push the $tmpstring onto the $haves,

   kill the $tmpstring, turn the $flag "off", and return.

*/

            $tmpstring .= ' ' . trim(preg_replace('/"/', ' ', $pieces[$k]));

// Push the $tmpstring onto the array of stuff to search for

            $objects[] = trim($tmpstring);

            for ($j=0; $j<count($post_objects); $j++) {

              $objects[] = $post_objects[$j];

            }

            unset($tmpstring);

// Turn off the flag to exit the loop

            $flag = 'off';

          }

        }

      }

    }