<?php
+
function fail($sError, $sUserError = false)
{
if (!$sUserError) $sUserError = $sError;
}
-/*
- GB Postcode functions
- */
-
function gbPostcodeCalculate($sPostcode, $sPostcodeSector, $sPostcodeEnd, &$oDB)
{
// Try an exact match on the gb_postcode table
return "'".$s."'";
}
-// returns boolean
function validLatLon($fLat, $fLon)
{
return ($fLat <= 90.1 && $fLat >= -90.1 && $fLon <= 180.1 && $fLon >= -180.1);
}
-// Do we have anything that looks like a lat/lon pair?
-// returns array(lat,lon,query_with_lat_lon_removed)
-// or null
function looksLikeLatLonPair($sQuery)
{
+ // Do we have anything that looks like a lat/lon pair?
+ // returns array(lat,lon,query_with_lat_lon_removed)
+ // or null
$sFound = null;
$fQueryLat = null;
$fQueryLon = null;
if (preg_match('/\\b([NS])[ ]+([0-9]+[0-9.]*)[° ]+([0-9.]+)?[′\']*[, ]+([EW])[ ]+([0-9]+)[° ]+([0-9]+[0-9.]*)[′\']*?\\b/', $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′
+ /* 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('/\\b([0-9]+)[° ]+([0-9]+[0-9.]*)?[′\']*[ ]+([NS])[, ]+([0-9]+)[° ]+([0-9]+[0-9.]*)?[′\' ]+([EW])\\b/', $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
+ /* 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('/\\b([NS])[ ]([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″"]*[, ]+([EW])[ ]([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″"]*\\b/', $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″
+ /* 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('/\\b([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″" ]+([NS])[, ]+([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″" ]+([EW])\\b/', $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
+ /* 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('/\\b([NS])[ ]([0-9]+[0-9]*\\.[0-9]+)[°]*[, ]+([EW])[ ]([0-9]+[0-9]*\\.[0-9]+)[°]*\\b/', $sQuery, $aData)) {
- // 1 2 3 4
- // degrees decimal
- // N 40.446° W 79.982°
+ /* 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('/\\b([0-9]+[0-9]*\\.[0-9]+)[° ]+([NS])[, ]+([0-9]+[0-9]*\\.[0-9]+)[° ]+([EW])\\b/', $sQuery, $aData)) {
- // 1 2 3 4
- // degrees decimal
- // 40.446° N 79.982° W
+ /* 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) * ($aData[3]);
} elseif (preg_match('/(\\[|^|\\b)(-?[0-9]+[0-9]*\\.[0-9]+)[, ]+(-?[0-9]+[0-9]*\\.[0-9]+)(\\]|$|\\b)/', $sQuery, $aData)) {
- // 1 2 3 4
- // degrees decimal
- // 12.34, 56.78
- // [12.456,-78.90]
+ /* 1 2 3 4
+ * degrees decimal
+ * 12.34, 56.78
+ * [12.456,-78.90]
+ */
$sFound = $aData[0];
$fQueryLat = $aData[2];
$fQueryLon = $aData[3];
function geometryText2Points($geometry_as_text, $fRadius)
{
- $aPolyPoints = NULL;
+ $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);
//
preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/', $aMatch[1], $aPolyPoints, PREG_SET_ORDER);
//
- } elseif (preg_match('#MULTIPOLYGON\\(\\(\\(([- 0-9.,]+)#', $geometry_as_text, $aMatch)) {
+/* } 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);