$fQueryLat = null;
$fQueryLon = null;
- if (preg_match('/\\s*([NS])[ ]+([0-9]+[0-9.]*)[° ]+([0-9.]+)?[′\']*[, ]+([EW])[ ]+([0-9]+)[° ]+([0-9]+[0-9.]*)[′\']*\\s*/', $sQuery, $aData)) {
- /* 1 2 3 4 5 6
+ if (preg_match('/\\s*([NS])[\s]+([0-9]+[0-9.]*)[°\s]+([0-9.]+)?[′\']*[,\s]+([EW])[\s]+([0-9]+)[°\s]+([0-9]+[0-9.]*)[′\']*\\s*/', $sQuery, $aData)) {
+ /* 1 2 3 4 5 6
* degrees decimal minutes
* N 40 26.767, W 79 58.933
* N 40°26.767′, W 79°58.933′
$sFound = $aData[0];
$fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60);
$fQueryLon = ($aData[4]=='E'?1:-1) * ($aData[5] + $aData[6]/60);
- } elseif (preg_match('/\\s*([0-9]+)[° ]+([0-9]+[0-9.]*)?[′\']*[ ]+([NS])[, ]+([0-9]+)[° ]+([0-9]+[0-9.]*)?[′\' ]+([EW])\\s*/', $sQuery, $aData)) {
- /* 1 2 3 4 5 6
+ } elseif (preg_match('/\\s*([0-9]+)[°\s]+([0-9]+[0-9.]*)?[′\']*[\s]+([NS])[,\s]+([0-9]+)[°\s]+([0-9]+[0-9.]*)?[′\'\s]+([EW])\\s*/', $sQuery, $aData)) {
+ /* 1 2 3 4 5 6
* degrees decimal minutes
* 40 26.767 N, 79 58.933 W
* 40° 26.767′ N 79° 58.933′ W
$sFound = $aData[0];
$fQueryLat = ($aData[3]=='N'?1:-1) * ($aData[1] + $aData[2]/60);
$fQueryLon = ($aData[6]=='E'?1:-1) * ($aData[4] + $aData[5]/60);
- } elseif (preg_match('/\\s*([NS])[ ]([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″"]*[, ]+([EW])[ ]([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″"]*\\s*/', $sQuery, $aData)) {
- /* 1 2 3 4 5 6 7 8
+ } elseif (preg_match('/\\s*([NS])[\s]+([0-9]+)[°\s]+([0-9]+)[′\'\s]+([0-9]+)[″"]*[,\s]+([EW])[\s]+([0-9]+)[°\s]+([0-9]+)[′\'\s]+([0-9]+)[″"]*\\s*/', $sQuery, $aData)) {
+ /* 1 2 3 4 5 6 7 8
* degrees decimal seconds
* N 40 26 46 W 79 58 56
* N 40° 26′ 46″, W 79° 58′ 56″
$sFound = $aData[0];
$fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60 + $aData[4]/3600);
$fQueryLon = ($aData[5]=='E'?1:-1) * ($aData[6] + $aData[7]/60 + $aData[8]/3600);
- } elseif (preg_match('/\\s*([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+[0-9.]*)[″" ]+([NS])[, ]+([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+[0-9.]*)[″" ]+([EW])\\s*/', $sQuery, $aData)) {
- /* 1 2 3 4 5 6 7 8
+ } elseif (preg_match('/\\s*([0-9]+)[°\s]+([0-9]+)[′\'\s]+([0-9]+[0-9.]*)[″"\s]+([NS])[,\s]+([0-9]+)[°\s]+([0-9]+)[′\'\s]+([0-9]+[0-9.]*)[″"\s]+([EW])\\s*/', $sQuery, $aData)) {
+ /* 1 2 3 4 5 6 7 8
* degrees decimal seconds
* 40 26 46 N 79 58 56 W
* 40° 26′ 46″ N, 79° 58′ 56″ W
$sFound = $aData[0];
$fQueryLat = ($aData[4]=='N'?1:-1) * ($aData[1] + $aData[2]/60 + $aData[3]/3600);
$fQueryLon = ($aData[8]=='E'?1:-1) * ($aData[5] + $aData[6]/60 + $aData[7]/3600);
- } elseif (preg_match('/\\s*([NS])[ ]([0-9]+[0-9]*\\.[0-9]+)[°]*[, ]+([EW])[ ]([0-9]+[0-9]*\\.[0-9]+)[°]*\\s*/', $sQuery, $aData)) {
- /* 1 2 3 4
+ } elseif (preg_match('/\\s*([NS])[\s]+([0-9]+[0-9]*\\.[0-9]+)[°]*[,\s]+([EW])[\s]+([0-9]+[0-9]*\\.[0-9]+)[°]*\\s*/', $sQuery, $aData)) {
+ /* 1 2 3 4
* degrees decimal
* N 40.446° W 79.982°
*/
$sFound = $aData[0];
$fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2]);
$fQueryLon = ($aData[3]=='E'?1:-1) * ($aData[4]);
- } elseif (preg_match('/\\s*([0-9]+[0-9]*\\.[0-9]+)[° ]+([NS])[, ]+([0-9]+[0-9]*\\.[0-9]+)[° ]+([EW])\\s*/', $sQuery, $aData)) {
- /* 1 2 3 4
+ } elseif (preg_match('/\\s*([0-9]+[0-9]*\\.[0-9]+)[°\s]+([NS])[,\s]+([0-9]+[0-9]*\\.[0-9]+)[°\s]+([EW])\\s*/', $sQuery, $aData)) {
+ /* 1 2 3 4
* degrees decimal
* 40.446° N 79.982° W
*/
$sFound = $aData[0];
$fQueryLat = ($aData[2]=='N'?1:-1) * ($aData[1]);
$fQueryLon = ($aData[4]=='E'?1:-1) * ($aData[3]);
- } elseif (preg_match('/(\\s*\\[|^\\s*|\\s*)(-?[0-9]+[0-9]*\\.[0-9]+)[, ]+(-?[0-9]+[0-9]*\\.[0-9]+)(\\]\\s*|\\s*$|\\s*)/', $sQuery, $aData)) {
- /* 1 2 3 4
+ } elseif (preg_match('/(\\s*\\[|^\\s*|\\s*)(-?[0-9]+[0-9]*\\.[0-9]+)[,\s]+(-?[0-9]+[0-9]*\\.[0-9]+)(\\]\\s*|\\s*$|\\s*)/', $sQuery, $aData)) {
+ /* 1 2 3 4
* degrees decimal
* 12.34, 56.78
* 12.34 56.78
return array($sFound, $fQueryLat, $fQueryLon);
}
-
-function geometryText2Points($geometry_as_text, $fRadius)
-{
- $aPolyPoints = null;
- if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#', $geometry_as_text, $aMatch)) {
- //
- preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/', $aMatch[1], $aPolyPoints, PREG_SET_ORDER);
- //
- } elseif (preg_match('#LINESTRING\\(([- 0-9.,]+)#', $geometry_as_text, $aMatch)) {
- //
- preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/', $aMatch[1], $aPolyPoints, PREG_SET_ORDER);
- //
- } elseif (preg_match('#MULTIPOLYGON\\(\\(\\(([- 0-9.,]+)#', $geometry_as_text, $aMatch)) {
- //
- preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/', $aMatch[1], $aPolyPoints, PREG_SET_ORDER);
- //
- } elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#', $geometry_as_text, $aMatch)) {
- //
- $aPolyPoints = createPointsAroundCenter($aMatch[1], $aMatch[2], $fRadius);
- //
- }
-
- if (isset($aPolyPoints)) {
- $aResultPoints = array();
- foreach ($aPolyPoints as $aPoint) {
- $aResultPoints[] = array($aPoint[1], $aPoint[2]);
- }
- return $aResultPoints;
- }
-
- return;
-}
-
function createPointsAroundCenter($fLon, $fLat, $fRadius)
{
$iSteps = max(8, min(100, ($fRadius * 40000)^2));