/**
* Transform plausible entries from units array for use in RegEx
*/
private function _decodeUnitsForRegEx()
{
$result = array();
$arr = SELF::_fetchUnitArray();
if ($arr) {
foreach ($arr as $unit) {
$bracketBlank = strpos($unit, "] ");
if ($bracketBlank) {
$unit = substr($unit, $bracketBlank + 2);
}
$blankBracket = strpos($unit, " (");
if ($blankBracket) {
$unit = substr($unit, 0, $blankBracket);
}
if (substr_count($unit, "-") == 2) {
// e.g. "RT-Gr-d"
$units = explode("-", $unit);
foreach (array_keys($units) as $idx) {
$units[$idx] = preg_quote(trim($units[$idx]));
}
if ($units[0] && $units[1] && $units[2]) {
$result[$unit] = $units;
}
}
}
}
return $result;
}
/**
* Transform plausible entries from units array for use in RegEx
*/
private function _decodeUnitsForRegEx()
{
$result = array();
$arr = SELF::_fetchUnitArray();
if ($arr) {
foreach ($arr as $unit) {
if ($sanUnit = preg_quote(trim($unit))) {
$result[] = $sanUnit;
}
}
}
return $result;
}
