X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/9e0a92a508743d3bc30b332e94742eeeb5cb8ce2..d3ff9600b5e345239f4dc1b5d1b7244f5a25d051:/lib/lib.php

diff --git a/lib/lib.php b/lib/lib.php
index 998e0429..e81d85be 100644
--- a/lib/lib.php
+++ b/lib/lib.php
@@ -39,13 +39,19 @@
 		exit;
 	}
 
+	function getParamBool($name, $default=false)
+	{
+		if (!isset($_GET[$name])) return $default;
+
+		return (bool) $_GET[$name];
+	}
 
 	function fail($sError, $sUserError = false)
 	{
 		if (!$sUserError) $sUserError = $sError;
 		error_log('ERROR: '.$sError);
 		echo $sUserError."\n";
-		exit;
+		exit(-1);
 	}
 
 
@@ -94,7 +100,8 @@
 
 	function bySearchRank($a, $b)
 	{
-		if ($a['iSearchRank'] == $b['iSearchRank']) return 0;
+		if ($a['iSearchRank'] == $b['iSearchRank'])
+			return strlen($a['sOperator']) + strlen($a['sHouseNumber']) - strlen($b['sOperator']) - strlen($b['sHouseNumber']);
 		return ($a['iSearchRank'] < $b['iSearchRank']?-1:1);
 	}
 
@@ -117,18 +124,26 @@
 	}
 
 
-	function getPreferredLanguages()
+	function getPreferredLanguages($sLangString=false)
 	{
-		// If we have been provided the value in $_GET it overrides browser value
-		if (isset($_GET['accept-language']) && $_GET['accept-language'])
+		if (!$sLangString)
 		{
-			$_SERVER["HTTP_ACCEPT_LANGUAGE"] = $_GET['accept-language'];
+			// If we have been provided the value in $_GET it overrides browser value
+			if (isset($_GET['accept-language']) && $_GET['accept-language'])
+			{
+				$_SERVER["HTTP_ACCEPT_LANGUAGE"] = $_GET['accept-language'];
+				$sLangString = $_GET['accept-language'];
+			}
+			else if (isset($_SERVER["HTTP_ACCEPT_LANGUAGE"]))
+			{
+				$sLangString = $_SERVER["HTTP_ACCEPT_LANGUAGE"];
+			}
 		}
 
 		$aLanguages = array();
-		if (isset($_SERVER["HTTP_ACCEPT_LANGUAGE"]))
+		if ($sLangString)
 		{
-			if (preg_match_all('/(([a-z]{1,8})(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i', $_SERVER['HTTP_ACCEPT_LANGUAGE'], $aLanguagesParse, PREG_SET_ORDER))
+			if (preg_match_all('/(([a-z]{1,8})(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i', $sLangString, $aLanguagesParse, PREG_SET_ORDER))
 			{
 				foreach($aLanguagesParse as $iLang => $aLanguage)
 				{
@@ -165,18 +180,40 @@
 	}
 
 
-	function getWordSets($aWords)
+	function getWordSets($aWords, $iDepth)
+	{
+		$aResult = array(array(join(' ',$aWords)));
+		$sFirstToken = '';
+		if ($iDepth < 8) {
+			while(sizeof($aWords) > 1)
+			{
+				$sWord = array_shift($aWords);
+				$sFirstToken .= ($sFirstToken?' ':'').$sWord;
+				$aRest = getWordSets($aWords, $iDepth+1);
+				foreach($aRest as $aSet)
+				{
+					$aResult[] = array_merge(array($sFirstToken),$aSet);
+				}
+			}
+		}
+		return $aResult;
+	}
+
+	function getInverseWordSets($aWords, $iDepth)
 	{
 		$aResult = array(array(join(' ',$aWords)));
 		$sFirstToken = '';
-		while(sizeof($aWords) > 1)
+		if ($iDepth < 8)
 		{
-			$sWord = array_shift($aWords);
-			$sFirstToken .= ($sFirstToken?' ':'').$sWord;
-			$aRest = getWordSets($aWords);
-			foreach($aRest as $aSet)
+			while(sizeof($aWords) > 1)
 			{
-				$aResult[] = array_merge(array($sFirstToken),$aSet);
+				$sWord = array_pop($aWords);
+				$sFirstToken = $sWord.($sFirstToken?' ':'').$sFirstToken;
+				$aRest = getInverseWordSets($aWords, $iDepth+1);
+				foreach($aRest as $aSet)
+				{
+					$aResult[] = array_merge(array($sFirstToken),$aSet);
+				}
 			}
 		}
 		return $aResult;
@@ -244,7 +281,13 @@
 
 		if (sizeof($aNearPostcodes))
 		{
-			return array(array('lat' => $aNearPostcodes[0]['lat'], 'lon' => $aNearPostcodes[0]['lon'], 'radius' => 0.005));
+			$aPostcodes = array();
+			foreach($aNearPostcodes as $aPostcode)
+			{
+				$aPostcodes[] = array('lat' => $aPostcode['lat'], 'lon' => $aPostcode['lon'], 'radius' => 0.005);
+			}
+
+			return $aPostcodes;
 		}
 
 		return false;
@@ -341,7 +384,7 @@
  'landuse:farm' => array('label'=>'Farm','frequency'=>1201,'icon'=>'', 'defdiameter' => 0.02,),
  'place:farm' => array('label'=>'Farm','frequency'=>1162,'icon'=>'', 'defdiameter' => 0.02,),
 
- 'highway:motorway_junction' => array('label'=>'Motorway Junction','frequency'=>1126,'icon'=>'','simplelabel'=>'Road',),
+ 'highway:motorway_junction' => array('label'=>'Motorway Junction','frequency'=>1126,'icon'=>'','simplelabel'=>'Junction',),
  'highway:motorway' => array('label'=>'Motorway','frequency'=>4627,'icon'=>'','simplelabel'=>'Road',),
  'highway:trunk' => array('label'=>'Trunk','frequency'=>23084,'icon'=>'','simplelabel'=>'Road',),
  'highway:primary' => array('label'=>'Primary','frequency'=>32138,'icon'=>'','simplelabel'=>'Road',),
@@ -369,6 +412,8 @@
  'landuse:commercial' => array('label'=>'Commercial','frequency'=>657,'icon'=>'',),
 
  'place:airport' => array('label'=>'Airport','frequency'=>36,'icon'=>'transport_airport2', 'defdiameter' => 0.03,),
+ 'aeroway:aerodrome' => array('label'=>'Aerodrome','frequency'=>36,'icon'=>'transport_airport2', 'defdiameter' => 0.03,),
+ 'aeroway' => array('label'=>'Aeroway','frequency'=>36,'icon'=>'transport_airport2', 'defdiameter' => 0.03,),
  'railway:station' => array('label'=>'Station','frequency'=>3431,'icon'=>'transport_train_station2', 'defdiameter' => 0.01,),
  'amenity:place_of_worship' => array('label'=>'Place Of Worship','frequency'=>9049,'icon'=>'place_of_worship_unknown3',),
  'amenity:pub' => array('label'=>'Pub','frequency'=>18969,'icon'=>'food_pub',),
@@ -399,7 +444,6 @@
  'tourism:hotel' => array('label'=>'Hotel','frequency'=>2150,'icon'=>'accommodation_hotel2',),
  'tourism:motel' => array('label'=>'Motel','frequency'=>43,'icon'=>'',),
  'amenity:cinema' => array('label'=>'Cinema','frequency'=>277,'icon'=>'tourist_cinema',),
- 'tourism:information' => array('label'=>'Information','frequency'=>224,'icon'=>'amenity_information',),
  'tourism:artwork' => array('label'=>'Artwork','frequency'=>171,'icon'=>'tourist_art_gallery2',),
  'historic:archaeological_site' => array('label'=>'Archaeological Site','frequency'=>407,'icon'=>'tourist_archaeological2',),
  'amenity:doctors' => array('label'=>'Doctors','frequency'=>581,'icon'=>'health_doctors',),
@@ -441,7 +485,7 @@
  'shop:electronics' => array('label'=>'Electronics','frequency'=>96,'icon'=>'',),
  'shop:department_store' => array('label'=>'Department Store','frequency'=>86,'icon'=>'',),
  'shop:books' => array('label'=>'Books','frequency'=>85,'icon'=>'',),
- 'shop:yes' => array('label'=>'Yes','frequency'=>68,'icon'=>'',),
+ 'shop:yes' => array('label'=>'Shop','frequency'=>68,'icon'=>'',),
  'shop:outdoor' => array('label'=>'Outdoor','frequency'=>67,'icon'=>'',),
  'shop:mall' => array('label'=>'Mall','frequency'=>63,'icon'=>'',),
  'shop:florist' => array('label'=>'Florist','frequency'=>61,'icon'=>'',),
@@ -473,6 +517,7 @@
  'shop:travel_agency' => array('label'=>'Travel Agency','frequency'=>21,'icon'=>'',),
  'shop:hifi' => array('label'=>'Hifi','frequency'=>21,'icon'=>'',),
  'amenity:shop' => array('label'=>'Shop','frequency'=>61,'icon'=>'',),
+ 'tourism:information' => array('label'=>'Information','frequency'=>224,'icon'=>'amenity_information',),
 
  'place:house' => array('label'=>'House','frequency'=>2086,'icon'=>'','defzoom'=>18,),
  'place:house_name' => array('label'=>'House','frequency'=>2086,'icon'=>'','defzoom'=>18,),
@@ -521,7 +566,6 @@
  'natural:beach' => array('label'=>'Beach','frequency'=>121,'icon'=>'tourist_beach',),
  'place:moor' => array('label'=>'Moor','frequency'=>118,'icon'=>'',),
  'amenity:grave_yard' => array('label'=>'Grave Yard','frequency'=>110,'icon'=>'',),
- 'waterway:derelict_canal' => array('label'=>'Derelict Canal','frequency'=>109,'icon'=>'',),
  'waterway:drain' => array('label'=>'Drain','frequency'=>108,'icon'=>'',),
  'landuse:grass' => array('label'=>'Grass','frequency'=>106,'icon'=>'',),
  'landuse:village_green' => array('label'=>'Village Green','frequency'=>106,'icon'=>'',),
@@ -587,7 +631,7 @@
  'historic:roman_road' => array('label'=>'Roman Road','frequency'=>27,'icon'=>'',),
  'historic:fort' => array('label'=>'Fort','frequency'=>26,'icon'=>'',),
  'railway:subway_entrance' => array('label'=>'Subway Entrance','frequency'=>26,'icon'=>'',),
- 'historic:yes' => array('label'=>'Yes','frequency'=>25,'icon'=>'',),
+ 'historic:yes' => array('label'=>'Historic','frequency'=>25,'icon'=>'',),
  'highway:gate' => array('label'=>'Gate','frequency'=>25,'icon'=>'',),
  'leisure:fishing' => array('label'=>'Fishing','frequency'=>24,'icon'=>'',),
  'historic:museum' => array('label'=>'Museum','frequency'=>24,'icon'=>'',),
@@ -609,7 +653,7 @@
 
  'place:houses' => array('label'=>'Houses','frequency'=>85,'icon'=>'',),
  'railway:preserved' => array('label'=>'Preserved','frequency'=>227,'icon'=>'',),
- 'waterway:derelict canal' => array('label'=>'Derelict Canal','frequency'=>21,'icon'=>'',),
+ 'waterway:derelict_canal' => array('label'=>'Derelict Canal','frequency'=>21,'icon'=>'',),
  'amenity:dead_pub' => array('label'=>'Dead Pub','frequency'=>20,'icon'=>'',),
  'railway:disused_station' => array('label'=>'Disused Station','frequency'=>114,'icon'=>'',),
  'railway:abandoned' => array('label'=>'Abandoned','frequency'=>641,'icon'=>'',),
@@ -630,10 +674,12 @@
 	}
 
 
-	function javascript_renderData($xVal)
+	function javascript_renderData($xVal, $iOptions = 0)
 	{
 		header("Access-Control-Allow-Origin: *");
-		$jsonout = json_encode($xVal);
+		if (defined('PHP_VERSION_ID') && PHP_VERSION_ID > 50400)
+			$iOptions |= JSON_UNESCAPED_UNICODE;
+		$jsonout = json_encode($xVal, $iOptions);
 
 		if( ! isset($_GET['json_callback']))
 		{
@@ -772,7 +818,7 @@
 			{
 				$sTypeLabel = strtolower(isset($aTypeLabel['simplelabel'])?$aTypeLabel['simplelabel']:$aTypeLabel['label']);
 				$sTypeLabel = str_replace(' ','_',$sTypeLabel);
-				if (!isset($aAddress[$sTypeLabel]) || (isset($aFallback[$sTypeLabel]) && $aFallback[$sTypeLabel]))
+				if (!isset($aAddress[$sTypeLabel]) || (isset($aFallback[$sTypeLabel]) && $aFallback[$sTypeLabel]) || $aLine['class'] == 'place')
 				{
 					$aAddress[$sTypeLabel] = $aLine['localname']?$aLine['localname']:$aLine['housenumber'];
 				}
@@ -783,20 +829,6 @@
 	}
 
 
-	function getWordSuggestions(&$oDB, $sWord)
-	{
-		$sWordQuoted = getDBQuoted(trim($sWord));
-		$sSQL = "select *,levenshtein($sWordQuoted,word) from test_token ";
-		$sSQL .= "where (metaphone = dmetaphone($sWordQuoted) or metaphonealt = dmetaphone($sWordQuoted) or ";
-		$sSQL .= "metaphone = dmetaphone_alt($sWordQuoted) or metaphonealt = dmetaphone_alt($sWordQuoted)) ";
-		$sSQL .= "and len between length($sWordQuoted)-2 and length($sWordQuoted)+2 ";
-		$sSQL .= "and levenshtein($sWordQuoted,word) < 3 ";
-		$sSQL .= "order by levenshtein($sWordQuoted,word) asc, abs(len - length($sWordQuoted)) asc limit 20";
-		$aSimilar = $oDB->getAll($sSQL);
-		return $aSimilar;
-	}
-
-
 	function geocodeReverse($fLat, $fLon, $iZoom=18)
 	{
 		$oDB =& getDB();
@@ -858,12 +890,12 @@
 			$sSQL .= ' ORDER BY ST_distance('.$sPointSQL.', geometry) ASC limit 1';
 			//var_dump($sSQL);
 			$aPlace = $oDB->getRow($sSQL);
-			$iPlaceID = $aPlace['place_id'];
-			if (PEAR::IsError($iPlaceID))
+			if (PEAR::IsError($aPlace))
 			{
-				var_Dump($sSQL, $iPlaceID);
+				var_Dump($sSQL, $aPlace);
 				exit;
 			}
+			$iPlaceID = $aPlace['place_id'];
 		}
 
 		// The point we found might be too small - use the address to find what it is a child of
@@ -896,16 +928,123 @@
 		return $iPlaceID;
 	}
 
-	function loadStructuredAddressElement(&$aStructuredQuery, &$iMinAddressRank, &$iMaxAddressRank, $aParams, $sKey, $iNewMinAddressRank, $iNewMaxAddressRank)
+	function addQuotes($s)
 	{
-		if (!isset($_GET[$sKey])) return false;
-		$sValue = trim($_GET[$sKey]);
-		if (!$sValue) return false;
-		$aStructuredQuery[$sKey] = $sValue;
-		if ($iMinAddressRank == 0 && $iMaxAddressRank == 30)
+		return "'".$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)
+	{
+		$sFound    = null;
+		$fQueryLat = null;
+		$fQueryLon = null;
+
+		// 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
+		if (preg_match('/\\b([NS])[ ]+([0-9]+[0-9.]*)[° ]+([0-9.]+)?[′\']*[, ]+([EW])[ ]+([0-9]+)[° ]+([0-9]+[0-9.]*)[′\']*?\\b/', $sQuery, $aData))
+		{
+			$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);
+		}
+		// 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
+		elseif (preg_match('/\\b([0-9]+)[° ]+([0-9]+[0-9.]*)?[′\']*[ ]+([NS])[, ]+([0-9]+)[° ]+([0-9]+[0-9.]*)?[′\' ]+([EW])\\b/', $sQuery, $aData))
 		{
-			$iMinAddressRank = $iNewMinAddressRank;
-			$iMaxAddressRank = $iNewMaxAddressRank;
+			$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);
+		}
+		// 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
+		elseif (preg_match('/\\b([NS])[ ]([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″"]*[, ]+([EW])[ ]([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″"]*\\b/', $sQuery, $aData))
+		{
+			$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);
+		}
+		// 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
+		elseif (preg_match('/\\b([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″" ]+([NS])[, ]+([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″" ]+([EW])\\b/', $sQuery, $aData))
+		{
+			$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);
+		}
+		// degrees decimal
+		// N 40.446° W 79.982°
+		//                      1        2                               3        4
+		elseif (preg_match('/\\b([NS])[ ]([0-9]+[0-9]*\\.[0-9]+)[°]*[, ]+([EW])[ ]([0-9]+[0-9]*\\.[0-9]+)[°]*\\b/', $sQuery, $aData))
+		{
+			$sFound    = $aData[0];
+			$fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2]);
+			$fQueryLon = ($aData[3]=='E'?1:-1) * ($aData[4]);
+		}
+		// degrees decimal
+		// 40.446° N 79.982° W
+		//                      1                           2          3                           4
+		elseif (preg_match('/\\b([0-9]+[0-9]*\\.[0-9]+)[° ]+([NS])[, ]+([0-9]+[0-9]*\\.[0-9]+)[° ]+([EW])\\b/', $sQuery, $aData))
+		{
+			$sFound    = $aData[0];
+			$fQueryLat = ($aData[2]=='N'?1:-1) * ($aData[1]);
+			$fQueryLon = ($aData[4]=='E'?1:-1) * ($aData[3]);
+		}
+		// degrees decimal
+		// 12.34, 56.78
+		// [12.456,-78.90]
+		//                   1          2                             3                        4
+		elseif (preg_match('/(\\[|^|\\b)(-?[0-9]+[0-9]*\\.[0-9]+)[, ]+(-?[0-9]+[0-9]*\\.[0-9]+)(\\]|$|\\b)/', $sQuery, $aData))
+		{
+			$sFound    = $aData[0];
+			$fQueryLat = $aData[2];
+			$fQueryLon = $aData[3];
+		}
+
+		if (!validLatLon($fQueryLat, $fQueryLon)) return;
+		$sQuery = trim(str_replace($sFound, ' ', $sQuery));
+
+		return array('lat' => $fQueryLat, 'lon' => $fQueryLon, 'query' => $sQuery);
+	}
+
+
+
+	function geometryText2Points($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],$aPolyPoints,PREG_SET_ORDER);
+		}
+		elseif (preg_match('#MULTIPOLYGON\\(\\(\\(([- 0-9.,]+)#',$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))
+		{
+			$iSteps = max(8, min(100, ($fRadius * 40000)^2));
+			$fStepSize = (2*pi())/$iSteps;
+			$aPolyPoints = array();
+			for($f = 0; $f < 2*pi(); $f += $fStepSize)
+			{
+				$aPolyPoints[] = array('',$aMatch[1]+($fRadius*sin($f)),$aMatch[2]+($fRadius*cos($f)));
+			}
 		}
-		return true;
+		return $aPolyPoints;
 	}