/**
* Extracts a {@see \Beluga\GIS\Longitude} instance from defined string value and returns it by reference with the
* $output parameter. The Method returns TRUE on success, FALSE otherwise.
*
* @param string $str The string that should be parsed.
* @param \Beluga\GIS\Longitude|null &$output Returns the resulting Longitude reference, if the method returns TRUE
* @return boolean
*/
public static function TryParseString(string $str, &$output) : bool
{
if (!\is_string($str)) {
return false;
}
if (TypeTool::IsDecimal($str, true)) {
# 40.446195 oder -79.948862
$data = AbstractElement::_DecToDDMS(\doubleval(\str_replace(',', '.', $str)), true);
try {
$output = new Longitude($data['DIR'], $data['DEG'], $data['MIN'], $data['SEC']);
} catch (\Throwable $ex) {
return false;
}
return true;
}
$str = \preg_replace('~(\\s+deg)~i', '°', $str);
$dir = null;
$deg = null;
$min = null;
$sec = null;
if (\preg_match('~^([NS])(.+)$~i', $str, $m)) {
$dir = $m[1];
$str = \trim($m[2]);
} else {
if (\preg_match('~^(.+)([NS])$~i', $str, $m)) {
$dir = $m[2];
$str = \trim($m[1]);
} else {
if (\preg_match('~^(-?)\\d+°~', $str, $m)) {
if (isset($m[1]) && $m[1] == '-') {
$dir = 'S';
$str = \substr($str, 1);
} else {
$dir = 'N';
}
} else {
return false;
}
}
}
if (\preg_match('~^(\\d{1,3})[°d:]\\s*(\\d{1,2})[:\'](.+)$~', \trim($str), $m)) {
try {
$output = new Longitude($dir, \trim($m[1]), \trim($m[2]), \rtrim(\trim($m[3]), '"'));
} catch (\Throwable $ex) {
return false;
}
return true;
}
if (TypeTool::IsDecimal($str, true)) {
$data = AbstractElement::_DecToDDMS(\doubleval(\str_replace(',', '.', $str)), true);
try {
$output = new Longitude($data['DIR'], $data['DEG'], $data['MIN'], $data['SEC']);
} catch (\Throwable $ex) {
return false;
}
return true;
}
if (\preg_match('~^(\\d{1,3})°\\s+([\\d.]+)\'?$~', \trim($str), $m)) {
try {
$output = new Longitude($dir, \trim($m[1]), \doubleval(\str_replace(',', '.', \trim($m[2]))));
} catch (\Throwable $ex) {
return false;
}
return true;
}
if (\preg_match('~^(\\d{1,3})°\\s+([\\d.]+)"\\s+([\\d.]+)\'?$~', \trim($str), $m)) {
try {
$output = new Longitude($dir, \trim($m[1]), \doubleval(\str_replace(',', '.', \trim($m[2]))), \doubleval(\str_replace(',', '.', \trim($m[3]))));
} catch (\Throwable $ex) {
return false;
}
return true;
}
return false;
}
/**
* Extracts a {@see \Beluga\GIS\Coordinate} instance from defined string value and returns it by reference with the
* $output parameter. The Method returns TRUE on success, FALSE otherwise.
*
* @param string $str The string to parse
* @param \Beluga\GIS\Coordinate|null &$output Returns the resulting Coordinate reference, if the method returns TRUE
* @return boolean
*/
public static function TryParseString(string $str, &$output) : bool
{
if (empty($str)) {
return false;
}
if (false !== ($res = Converter::ParseUtm2LL(Ellipsoid::TYPE_WGS_84, $str))) {
# UTM: 10T E 549142 N 5280803
try {
$output = new Coordinate($res['Latitude'], $res['Longitude']);
} catch (\Throwable $ex) {
return false;
}
return true;
}
$laStr = null;
$loStr = null;
$tmp = \explode(', ', $str);
if (\count($tmp) == 2) {
$tmp[0] = \trim($tmp[0]);
$tmp[1] = \trim($tmp[1]);
if (\preg_match('~^([NS].+|.+[NS])$~', $tmp[0])) {
try {
$output = new Coordinate($tmp[0], \trim($tmp[1]));
} catch (\Throwable $ex) {
return false;
}
return true;
}
if (\preg_match('~^([EW].+|.+[EW])$~', $tmp[0])) {
try {
$output = new Coordinate(\trim($tmp[1]), $tmp[0]);
} catch (\Throwable $ex) {
return false;
}
if (!$output->isValid()) {
$output = null;
return false;
}
return true;
} else {
$loStr = \trim($tmp[1]);
if (TypeTool::IsDecimal($loStr)) {
# 40.446195, -79.948862
try {
$output = new Coordinate(\trim(\rtrim($tmp[0], ' ,')), $loStr);
} catch (\Throwable $ex) {
return false;
}
if (!$output->isValid()) {
$output = null;
return false;
}
return true;
}
}
}
$tmp = \explode(' ', $str);
if (\count($tmp) == 2) {
if (\preg_match('~^([NS].+|.+[NS])$~', $tmp[0])) {
try {
$output = new Coordinate($tmp[0], \trim($tmp[1]));
} catch (\Throwable $ex) {
return false;
}
if (!$output->isValid()) {
$output = null;
return false;
}
return true;
}
if (\preg_match('~^([EW].+|.+[EW])$~', $tmp[0])) {
try {
$output = new Coordinate(\trim($tmp[1]), $tmp[0]);
} catch (\Throwable $ex) {
return false;
}
if (!$output->isValid()) {
$output = null;
return false;
}
return true;
} else {
$loStr = \trim($tmp[1]);
if (TypeTool::IsDecimal($loStr)) {
# 40.446195, -79.948862
try {
$output = new Coordinate(\trim(\rtrim($tmp[0], ' ,')), $loStr);
} catch (\Throwable $ex) {
return false;
}
if (!$output->isValid()) {
$output = null;
return false;
}
return true;
}
}
return false;
}
$tmp[0] = \strtoupper($tmp[0]);
$tc = \count($tmp);
$max = $tc - 1;
if (\preg_match('~^[NSEW]$~', $tmp[0])) {
switch ($tmp[0]) {
case 'N':
case 'S':
self::normalizeForNS($laStr, $loStr, $tc, $max, $tmp);
try {
$output = new Coordinate($laStr, $loStr);
} catch (\Throwable $ex) {
return false;
}
if (!$output->isValid()) {
$output = null;
return false;
}
return true;
default:
$loStr = $tmp[0];
$i = 1;
$nc = \trim($tmp[$i]);
while ($i < $tc && !\preg_match('~^[NS]$~', $nc)) {
$loStr .= " {$nc}";
++$i;
$nc = \trim($tmp[$i]);
}
++$i;
if ($i >= $max) {
return false;
}
$laStr = $nc;
$laStr .= ' ' . \join(' ', \array_slice($tmp, $i));
try {
$output = new Coordinate($laStr, $loStr);
} catch (\Throwable $ex) {
return false;
}
if (!$output->isValid()) {
$output = null;
return false;
}
return true;
}
}
if (\preg_match('~^[NSEW]$~', $tmp[$max])) {
switch ($tmp[$max]) {
case 'N':
case 'S':
$laStr = $tmp[$max];
$i = $max - 1;
$nc = \trim($tmp[$i]);
while ($i >= 0 && !\preg_match('~^[EW]$~', $nc)) {
$laStr .= "{$nc} {$laStr}";
--$i;
$nc = \trim($tmp[$i]);
}
--$i;
if ($i <= 0) {
return false;
}
$loStr = $nc;
$loStr = \join(' ', \array_slice($tmp, 0, $i + 1)) . ' ' . $loStr;
try {
$output = new Coordinate($laStr, $loStr);
} catch (\Throwable $ex) {
return false;
}
if (!$output->isValid()) {
$output = null;
return false;
}
return true;
default:
$loStr = $tmp[$max];
$i = $max - 1;
$nc = \trim($tmp[$i]);
while ($i >= 0 && !\preg_match('~^[NS]$~', $nc)) {
$loStr .= "{$nc} {$loStr}";
--$i;
$nc = \trim($tmp[$i]);
}
--$i;
if ($i <= 0) {
return false;
}
$laStr = $nc;
$laStr = \join(' ', \array_slice($tmp, 0, $i + 1)) . ' ' . $laStr;
try {
$output = new Coordinate($laStr, $loStr);
} catch (\Throwable $ex) {
return false;
}
if (!$output->isValid()) {
$output = null;
return false;
}
return true;
}
}
if ($tc != 4) {
return false;
}
$tmp[0] = \preg_replace('~[^\\d-]~', '', $tmp[0]);
$tmp[1] = \preg_replace('~[^\\d.]~', '', $tmp[1]);
$tmp[2] = \preg_replace('~[^\\d-]~', '', $tmp[2]);
$tmp[3] = \preg_replace('~[^\\d.]~', '', $tmp[3]);
# 40° 26.7717, -79° 56.93172
$direction = null;
if ($tmp[0][0] == '-') {
$direction = 'S';
$tmp[0] = \substr($tmp[0], 1);
} else {
$direction = 'N';
}
$latElement = null;
try {
$latElement = new Latitude($direction, \intval($tmp[0]), \doubleval($tmp[1]));
} catch (\Throwable $ex) {
return false;
}
if ($tmp[2][0] == '-') {
$direction = 'W';
$tmp[2] = \substr($tmp[2], 1);
} else {
$direction = 'E';
}
$lonElement = null;
try {
$lonElement = new Longitude($direction, \intval($tmp[2]), \doubleval($tmp[3]));
} catch (\Throwable $ex) {
return false;
}
$output = new Coordinate($latElement, $lonElement);
if (!$output->isValid()) {
$output = null;
return false;
}
return true;
}